diff --git a/asterix-installer/ittest/asterix-lifecycle_backupRestore.adm b/asterix-installer/ittest/asterix-lifecycle_backupRestore.adm
deleted file mode 100644
index 7ab7c16..0000000
--- a/asterix-installer/ittest/asterix-lifecycle_backupRestore.adm
+++ /dev/null
@@ -1 +0,0 @@
-{ "DataverseName": "backupDataverse", "DataFormat": "edu.uci.ics.asterix.runtime.formats.NonTaggedDataFormat", "Timestamp": "Mon Jul 01 12:16:23 PDT 2013", "PendingOp": 0 }
diff --git a/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/ADayTimeDurationSerializerDeserializer.java b/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/ADayTimeDurationSerializerDeserializer.java
index b016af0..8471056 100644
--- a/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/ADayTimeDurationSerializerDeserializer.java
+++ b/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/ADayTimeDurationSerializerDeserializer.java
@@ -31,7 +31,7 @@
 
     private static final long serialVersionUID = 1L;
 
-    public static final ADayTimeDurationSerializerDeserializer INSTNACE = new ADayTimeDurationSerializerDeserializer();
+    public static final ADayTimeDurationSerializerDeserializer INSTANCE = new ADayTimeDurationSerializerDeserializer();
 
     @SuppressWarnings("unchecked")
     private static final ISerializerDeserializer<ADayTimeDuration> dayTimeDurationSerde = AqlSerializerDeserializerProvider.INSTANCE
@@ -56,7 +56,7 @@
         }
     }
 
-    public static void parse(String durationString, DataOutput out) throws HyracksDataException {
+    public void parse(String durationString, DataOutput out) throws HyracksDataException {
         try {
             ADurationParserFactory.parseDuration(durationString, 0, durationString.length(), aDayTimeDuration,
                     ADurationParseOption.All);
diff --git a/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/AObjectSerializerDeserializer.java b/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/AObjectSerializerDeserializer.java
index 379f99f..14ec491 100644
--- a/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/AObjectSerializerDeserializer.java
+++ b/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/AObjectSerializerDeserializer.java
@@ -104,7 +104,7 @@
                 return AYearMonthDurationSerializerDeserializer.INSTANCE.deserialize(in);
             }
             case DAYTIMEDURATION: {
-                return ADayTimeDurationSerializerDeserializer.INSTNACE.deserialize(in);
+                return ADayTimeDurationSerializerDeserializer.INSTANCE.deserialize(in);
             }
             case INTERVAL: {
                 return AIntervalSerializerDeserializer.INSTANCE.deserialize(in);
diff --git a/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/AYearMonthDurationSerializerDeserializer.java b/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/AYearMonthDurationSerializerDeserializer.java
index e0e1259..3cd6e66 100644
--- a/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/AYearMonthDurationSerializerDeserializer.java
+++ b/asterix-om/src/main/java/edu/uci/ics/asterix/dataflow/data/nontagged/serde/AYearMonthDurationSerializerDeserializer.java
@@ -56,7 +56,7 @@
         }
     }
 
-    public static void parse(String durationString, DataOutput out) throws HyracksDataException {
+    public void parse(String durationString, DataOutput out) throws HyracksDataException {
         try {
             ADurationParserFactory.parseDuration(durationString, 0, durationString.length(), aYearMonthDuration,
                     ADurationParseOption.All);
diff --git a/asterix-om/src/main/java/edu/uci/ics/asterix/formats/nontagged/AqlSerializerDeserializerProvider.java b/asterix-om/src/main/java/edu/uci/ics/asterix/formats/nontagged/AqlSerializerDeserializerProvider.java
index cfc1004..36f94a6 100644
--- a/asterix-om/src/main/java/edu/uci/ics/asterix/formats/nontagged/AqlSerializerDeserializerProvider.java
+++ b/asterix-om/src/main/java/edu/uci/ics/asterix/formats/nontagged/AqlSerializerDeserializerProvider.java
@@ -132,7 +132,7 @@
                 return AYearMonthDurationSerializerDeserializer.INSTANCE;
             }
             case DAYTIMEDURATION: {
-                return ADayTimeDurationSerializerDeserializer.INSTNACE;
+                return ADayTimeDurationSerializerDeserializer.INSTANCE;
             }
             case INTERVAL: {
                 return AIntervalSerializerDeserializer.INSTANCE;
diff --git a/asterix-om/src/main/java/edu/uci/ics/asterix/om/base/temporal/DurationArithmeticOperations.java b/asterix-om/src/main/java/edu/uci/ics/asterix/om/base/temporal/DurationArithmeticOperations.java
index 193592d..d760292 100644
--- a/asterix-om/src/main/java/edu/uci/ics/asterix/om/base/temporal/DurationArithmeticOperations.java
+++ b/asterix-om/src/main/java/edu/uci/ics/asterix/om/base/temporal/DurationArithmeticOperations.java
@@ -30,8 +30,11 @@
      * <p/>
      * 
      * @param pointChronon
+     *            The time instance where the duration will be added, represented as the milliseconds since the anchored time (00:00:00 for time type, 1970-01-01T00:00:00Z for datetime and date types).
      * @param yearMonthDuration
+     *            The year-month-duration to be added
      * @param dayTimeDuration
+     *            The day-time-duration to be added
      * @return
      */
     public static long addDuration(long pointChronon, int yearMonthDuration, long dayTimeDuration, boolean isTimeOnly) {
diff --git a/asterix-om/src/main/java/edu/uci/ics/asterix/om/functions/AsterixBuiltinFunctions.java b/asterix-om/src/main/java/edu/uci/ics/asterix/om/functions/AsterixBuiltinFunctions.java
index 7734d57..43c43a3 100644
--- a/asterix-om/src/main/java/edu/uci/ics/asterix/om/functions/AsterixBuiltinFunctions.java
+++ b/asterix-om/src/main/java/edu/uci/ics/asterix/om/functions/AsterixBuiltinFunctions.java
@@ -172,8 +172,6 @@
             FunctionConstants.ASTERIX_NS, "closed-record-constructor", FunctionIdentifier.VARARGS);
     public final static FunctionIdentifier OPEN_RECORD_CONSTRUCTOR = new FunctionIdentifier(
             FunctionConstants.ASTERIX_NS, "open-record-constructor", FunctionIdentifier.VARARGS);
-    public final static FunctionIdentifier RECORD_TYPE_CONSTRUCTOR = new FunctionIdentifier(
-            FunctionConstants.ASTERIX_NS, "record-type-constructor", FunctionIdentifier.VARARGS);
     public final static FunctionIdentifier FIELD_ACCESS_BY_INDEX = new FunctionIdentifier(FunctionConstants.ASTERIX_NS,
             "field-access-by-index", 2);
     public final static FunctionIdentifier FIELD_ACCESS_BY_NAME = new FunctionIdentifier(FunctionConstants.ASTERIX_NS,
@@ -716,7 +714,6 @@
         addPrivateFunction(PREFIX_LEN_JACCARD, AInt32TypeComputer.INSTANCE);
         addFunction(RANGE, AInt32TypeComputer.INSTANCE);
         addFunction(RECTANGLE_CONSTRUCTOR, OptionalARectangleTypeComputer.INSTANCE);
-        // addPrivateFunction(RECORD_TYPE_CONSTRUCTOR, null); TODO
 
         addFunction(SCALAR_AVG, ScalarVersionOfAggregateResultType.INSTANCE);
         addFunction(SCALAR_COUNT, AInt64TypeComputer.INSTANCE);
@@ -797,7 +794,7 @@
 
         addFunction(TID, AInt32TypeComputer.INSTANCE);
         addFunction(TIME_CONSTRUCTOR, OptionalATimeTypeComputer.INSTANCE);
-        addPrivateFunction(TYPE_OF, null); // TODO
+        addPrivateFunction(TYPE_OF, null);
         addPrivateFunction(UNORDERED_LIST_CONSTRUCTOR, UnorderedListConstructorResultType.INSTANCE);
         addFunction(WORD_TOKENS, new IResultTypeComputer() {
 
diff --git a/asterix-runtime/pom.xml b/asterix-runtime/pom.xml
index 3d76f92..4a3ece9 100644
--- a/asterix-runtime/pom.xml
+++ b/asterix-runtime/pom.xml
@@ -90,7 +90,7 @@
 											lexer-generator-maven-plugin
 										</artifactId>
 										<versionRange>
-											[0.0,0)
+											[0.1,)
 										</versionRange>
 										<goals>
 											<goal>generate-lexer</goal>
diff --git a/asterix-runtime/src/main/java/edu/uci/ics/asterix/runtime/operators/file/ADMDataParser.java b/asterix-runtime/src/main/java/edu/uci/ics/asterix/runtime/operators/file/ADMDataParser.java
index db3b177..b8c8659 100644
--- a/asterix-runtime/src/main/java/edu/uci/ics/asterix/runtime/operators/file/ADMDataParser.java
+++ b/asterix-runtime/src/main/java/edu/uci/ics/asterix/runtime/operators/file/ADMDataParser.java
@@ -375,7 +375,7 @@
 
     private void parseYearMonthDuration(String duration, DataOutput out) throws AsterixException {
         try {
-            AYearMonthDurationSerializerDeserializer.parse(duration, out);
+            AYearMonthDurationSerializerDeserializer.INSTANCE.parse(duration, out);
         } catch (HyracksDataException e) {
             throw new AsterixException(e);
         }
@@ -383,7 +383,7 @@
 
     private void parseDayTimeDuration(String duration, DataOutput out) throws AsterixException {
         try {
-            ADayTimeDurationSerializerDeserializer.parse(duration, out);
+            ADayTimeDurationSerializerDeserializer.INSTANCE.parse(duration, out);
         } catch (HyracksDataException e) {
             throw new AsterixException(e);
         }