add new sub-project asterix-doc
add first stub for language reference in markdown format
diff --git a/asterix-doc/pom.xml b/asterix-doc/pom.xml
new file mode 100644
index 0000000..f44c06d
--- /dev/null
+++ b/asterix-doc/pom.xml
@@ -0,0 +1,18 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<artifactId>asterix</artifactId>
+		<groupId>edu.uci.ics.asterix</groupId>
+		<version>0.0.6-SNAPSHOT</version>
+	</parent>
+	<artifactId>asterix-doc</artifactId>
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-site-plugin</artifactId>
+				<version>3.3</version>
+			</plugin>
+		</plugins>
+	</build>
+</project>