diff --git a/hyracks-dataflow-std/.settings/org.eclipse.jdt.core.prefs b/hyracks-dataflow-std/.settings/org.eclipse.jdt.core.prefs
deleted file mode 100644
index ecc8f14..0000000
--- a/hyracks-dataflow-std/.settings/org.eclipse.jdt.core.prefs
+++ /dev/null
@@ -1,274 +0,0 @@
-#Thu Dec 22 11:58:52 PST 2011
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
-org.eclipse.jdt.core.compiler.compliance=1.6
-org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
-org.eclipse.jdt.core.compiler.source=1.6
-org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
-org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
-org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
-org.eclipse.jdt.core.formatter.alignment_for_arguments_in_enum_constant=48
-org.eclipse.jdt.core.formatter.alignment_for_arguments_in_explicit_constructor_call=16
-org.eclipse.jdt.core.formatter.alignment_for_arguments_in_method_invocation=16
-org.eclipse.jdt.core.formatter.alignment_for_arguments_in_qualified_allocation_expression=16
-org.eclipse.jdt.core.formatter.alignment_for_assignment=0
-org.eclipse.jdt.core.formatter.alignment_for_binary_expression=16
-org.eclipse.jdt.core.formatter.alignment_for_compact_if=16
-org.eclipse.jdt.core.formatter.alignment_for_conditional_expression=80
-org.eclipse.jdt.core.formatter.alignment_for_enum_constants=49
-org.eclipse.jdt.core.formatter.alignment_for_expressions_in_array_initializer=16
-org.eclipse.jdt.core.formatter.alignment_for_method_declaration=0
-org.eclipse.jdt.core.formatter.alignment_for_multiple_fields=16
-org.eclipse.jdt.core.formatter.alignment_for_parameters_in_constructor_declaration=16
-org.eclipse.jdt.core.formatter.alignment_for_parameters_in_method_declaration=16
-org.eclipse.jdt.core.formatter.alignment_for_selector_in_method_invocation=16
-org.eclipse.jdt.core.formatter.alignment_for_superclass_in_type_declaration=16
-org.eclipse.jdt.core.formatter.alignment_for_superinterfaces_in_enum_declaration=16
-org.eclipse.jdt.core.formatter.alignment_for_superinterfaces_in_type_declaration=16
-org.eclipse.jdt.core.formatter.alignment_for_throws_clause_in_constructor_declaration=16
-org.eclipse.jdt.core.formatter.alignment_for_throws_clause_in_method_declaration=16
-org.eclipse.jdt.core.formatter.blank_lines_after_imports=1
-org.eclipse.jdt.core.formatter.blank_lines_after_package=1
-org.eclipse.jdt.core.formatter.blank_lines_before_field=0
-org.eclipse.jdt.core.formatter.blank_lines_before_first_class_body_declaration=0
-org.eclipse.jdt.core.formatter.blank_lines_before_imports=1
-org.eclipse.jdt.core.formatter.blank_lines_before_member_type=1
-org.eclipse.jdt.core.formatter.blank_lines_before_method=1
-org.eclipse.jdt.core.formatter.blank_lines_before_new_chunk=1
-org.eclipse.jdt.core.formatter.blank_lines_before_package=0
-org.eclipse.jdt.core.formatter.blank_lines_between_import_groups=1
-org.eclipse.jdt.core.formatter.blank_lines_between_type_declarations=1
-org.eclipse.jdt.core.formatter.brace_position_for_annotation_type_declaration=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_anonymous_type_declaration=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_array_initializer=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_block=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_block_in_case=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_constructor_declaration=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_enum_constant=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_enum_declaration=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_method_declaration=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_switch=end_of_line
-org.eclipse.jdt.core.formatter.brace_position_for_type_declaration=end_of_line
-org.eclipse.jdt.core.formatter.comment.clear_blank_lines_in_block_comment=false
-org.eclipse.jdt.core.formatter.comment.clear_blank_lines_in_javadoc_comment=true
-org.eclipse.jdt.core.formatter.comment.format_block_comments=false
-org.eclipse.jdt.core.formatter.comment.format_header=false
-org.eclipse.jdt.core.formatter.comment.format_html=true
-org.eclipse.jdt.core.formatter.comment.format_javadoc_comments=true
-org.eclipse.jdt.core.formatter.comment.format_line_comments=false
-org.eclipse.jdt.core.formatter.comment.format_source_code=true
-org.eclipse.jdt.core.formatter.comment.indent_parameter_description=true
-org.eclipse.jdt.core.formatter.comment.indent_root_tags=true
-org.eclipse.jdt.core.formatter.comment.insert_new_line_before_root_tags=insert
-org.eclipse.jdt.core.formatter.comment.insert_new_line_for_parameter=insert
-org.eclipse.jdt.core.formatter.comment.line_length=9999
-org.eclipse.jdt.core.formatter.comment.new_lines_at_block_boundaries=true
-org.eclipse.jdt.core.formatter.comment.new_lines_at_javadoc_boundaries=true
-org.eclipse.jdt.core.formatter.compact_else_if=true
-org.eclipse.jdt.core.formatter.continuation_indentation=2
-org.eclipse.jdt.core.formatter.continuation_indentation_for_array_initializer=2
-org.eclipse.jdt.core.formatter.disabling_tag=@formatter\:off
-org.eclipse.jdt.core.formatter.enabling_tag=@formatter\:on
-org.eclipse.jdt.core.formatter.format_guardian_clause_on_one_line=false
-org.eclipse.jdt.core.formatter.format_line_comment_starting_on_first_column=true
-org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_annotation_declaration_header=true
-org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_enum_constant_header=true
-org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_enum_declaration_header=true
-org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_type_header=true
-org.eclipse.jdt.core.formatter.indent_breaks_compare_to_cases=true
-org.eclipse.jdt.core.formatter.indent_empty_lines=false
-org.eclipse.jdt.core.formatter.indent_statements_compare_to_block=true
-org.eclipse.jdt.core.formatter.indent_statements_compare_to_body=true
-org.eclipse.jdt.core.formatter.indent_switchstatements_compare_to_cases=true
-org.eclipse.jdt.core.formatter.indent_switchstatements_compare_to_switch=true
-org.eclipse.jdt.core.formatter.indentation.size=4
-org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_local_variable=insert
-org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_member=insert
-org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_parameter=do not insert
-org.eclipse.jdt.core.formatter.insert_new_line_after_label=do not insert
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-org.eclipse.jdt.core.formatter.insert_new_line_at_end_of_file_if_missing=do not insert
-org.eclipse.jdt.core.formatter.insert_new_line_before_catch_in_try_statement=do not insert
-org.eclipse.jdt.core.formatter.insert_new_line_before_closing_brace_in_array_initializer=do not insert
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-org.eclipse.jdt.core.formatter.insert_new_line_before_while_in_do_statement=do not insert
-org.eclipse.jdt.core.formatter.insert_new_line_in_empty_annotation_declaration=insert
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-org.eclipse.jdt.core.formatter.insert_new_line_in_empty_enum_constant=insert
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-org.eclipse.jdt.core.formatter.insert_new_line_in_empty_type_declaration=insert
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-org.eclipse.jdt.core.formatter.insert_space_after_at_in_annotation_type_declaration=do not insert
-org.eclipse.jdt.core.formatter.insert_space_after_binary_operator=insert
-org.eclipse.jdt.core.formatter.insert_space_after_closing_angle_bracket_in_type_arguments=insert
-org.eclipse.jdt.core.formatter.insert_space_after_closing_angle_bracket_in_type_parameters=insert
-org.eclipse.jdt.core.formatter.insert_space_after_closing_brace_in_block=insert
-org.eclipse.jdt.core.formatter.insert_space_after_closing_paren_in_cast=insert
-org.eclipse.jdt.core.formatter.insert_space_after_colon_in_assert=insert
-org.eclipse.jdt.core.formatter.insert_space_after_colon_in_case=insert
-org.eclipse.jdt.core.formatter.insert_space_after_colon_in_conditional=insert
-org.eclipse.jdt.core.formatter.insert_space_after_colon_in_for=insert
-org.eclipse.jdt.core.formatter.insert_space_after_colon_in_labeled_statement=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_allocation_expression=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_annotation=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_array_initializer=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_parameters=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_throws=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_constant_arguments=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_declarations=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_explicitconstructorcall_arguments=insert
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-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_parameterized_type_reference=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_superinterfaces=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_arguments=insert
-org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_parameters=insert
-org.eclipse.jdt.core.formatter.insert_space_after_ellipsis=insert
-org.eclipse.jdt.core.formatter.insert_space_after_opening_angle_bracket_in_parameterized_type_reference=do not insert
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-org.eclipse.jdt.core.formatter.insert_space_after_opening_angle_bracket_in_type_parameters=do not insert
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-org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_annotation=do not insert
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-org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_if=do not insert
-org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_method_declaration=do not insert
-org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_method_invocation=do not insert
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-org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_switch=do not insert
-org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_synchronized=do not insert
-org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_while=do not insert
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-org.eclipse.jdt.core.formatter.insert_space_after_question_in_conditional=insert
-org.eclipse.jdt.core.formatter.insert_space_after_question_in_wildcard=do not insert
-org.eclipse.jdt.core.formatter.insert_space_after_semicolon_in_for=insert
-org.eclipse.jdt.core.formatter.insert_space_after_unary_operator=do not insert
-org.eclipse.jdt.core.formatter.insert_space_before_and_in_type_parameter=insert
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-org.eclipse.jdt.core.formatter.insert_space_before_comma_in_annotation=do not insert
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-org.eclipse.jdt.core.formatter.insert_space_before_comma_in_parameterized_type_reference=do not insert
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-org.eclipse.jdt.core.formatter.insert_space_before_comma_in_type_arguments=do not insert
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-org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_parameterized_type_reference=do not insert
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-org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_method_declaration=do not insert
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-org.eclipse.jdt.core.formatter.join_lines_in_comments=false
-org.eclipse.jdt.core.formatter.join_wrapped_lines=true
-org.eclipse.jdt.core.formatter.keep_else_statement_on_same_line=false
-org.eclipse.jdt.core.formatter.keep_empty_array_initializer_on_one_line=false
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-org.eclipse.jdt.core.formatter.keep_then_statement_on_same_line=false
-org.eclipse.jdt.core.formatter.lineSplit=120
-org.eclipse.jdt.core.formatter.never_indent_block_comments_on_first_column=false
-org.eclipse.jdt.core.formatter.never_indent_line_comments_on_first_column=false
-org.eclipse.jdt.core.formatter.number_of_blank_lines_at_beginning_of_method_body=0
-org.eclipse.jdt.core.formatter.number_of_empty_lines_to_preserve=1
-org.eclipse.jdt.core.formatter.put_empty_statement_on_new_line=false
-org.eclipse.jdt.core.formatter.tabulation.char=space
-org.eclipse.jdt.core.formatter.tabulation.size=4
-org.eclipse.jdt.core.formatter.use_on_off_tags=false
-org.eclipse.jdt.core.formatter.use_tabs_only_for_leading_indentations=false
-org.eclipse.jdt.core.formatter.wrap_before_binary_operator=true
-org.eclipse.jdt.core.formatter.wrap_outer_expressions_when_nested=true
diff --git a/hyracks-documentation/.classpath b/hyracks-documentation/.classpath
deleted file mode 100644
index d0bec0f..0000000
--- a/hyracks-documentation/.classpath
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
-	<classpathentry kind="con" path="org.maven.ide.eclipse.MAVEN2_CLASSPATH_CONTAINER"/>
-	<classpathentry kind="output" path="target/classes"/>
-</classpath>
diff --git a/hyracks-documentation/.settings/org.eclipse.jdt.core.prefs b/hyracks-documentation/.settings/org.eclipse.jdt.core.prefs
deleted file mode 100644
index db474fa..0000000
--- a/hyracks-documentation/.settings/org.eclipse.jdt.core.prefs
+++ /dev/null
@@ -1,6 +0,0 @@
-#Mon Dec 19 15:34:20 PST 2011
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
-org.eclipse.jdt.core.compiler.compliance=1.5
-org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
-org.eclipse.jdt.core.compiler.source=1.5
diff --git a/hyracks-examples/btree-example/btreeapp/.classpath b/hyracks-examples/btree-example/btreeapp/.classpath
deleted file mode 100644
index d0bec0f..0000000
--- a/hyracks-examples/btree-example/btreeapp/.classpath
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
-	<classpathentry kind="con" path="org.maven.ide.eclipse.MAVEN2_CLASSPATH_CONTAINER"/>
-	<classpathentry kind="output" path="target/classes"/>
-</classpath>
diff --git a/hyracks-examples/btree-example/btreeapp/.settings/org.eclipse.jdt.core.prefs b/hyracks-examples/btree-example/btreeapp/.settings/org.eclipse.jdt.core.prefs
deleted file mode 100644
index 2e8c203..0000000
--- a/hyracks-examples/btree-example/btreeapp/.settings/org.eclipse.jdt.core.prefs
+++ /dev/null
@@ -1,6 +0,0 @@
-#Mon Dec 19 15:34:21 PST 2011
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
-org.eclipse.jdt.core.compiler.compliance=1.5
-org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
-org.eclipse.jdt.core.compiler.source=1.5
diff --git a/hyracks-examples/tpch-example/tpchapp/.classpath b/hyracks-examples/tpch-example/tpchapp/.classpath
deleted file mode 100644
index d0bec0f..0000000
--- a/hyracks-examples/tpch-example/tpchapp/.classpath
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
-	<classpathentry kind="con" path="org.maven.ide.eclipse.MAVEN2_CLASSPATH_CONTAINER"/>
-	<classpathentry kind="output" path="target/classes"/>
-</classpath>
diff --git a/hyracks-examples/tpch-example/tpchapp/.settings/org.eclipse.jdt.core.prefs b/hyracks-examples/tpch-example/tpchapp/.settings/org.eclipse.jdt.core.prefs
deleted file mode 100644
index 2e8c203..0000000
--- a/hyracks-examples/tpch-example/tpchapp/.settings/org.eclipse.jdt.core.prefs
+++ /dev/null
@@ -1,6 +0,0 @@
-#Mon Dec 19 15:34:21 PST 2011
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
-org.eclipse.jdt.core.compiler.compliance=1.5
-org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
-org.eclipse.jdt.core.compiler.source=1.5