[FIX] Make BaseX compile with OpenJDK 7
[ADD] Maven: added buildnumber-maven-plugin; store git commit id in Implementation-Build attribute in MANIFEST.MF
[ADD] Utility class to read MANIFEST.MF of a JAR
[MOD] Read version and revision from MANIFEST.MF; version must no longer be hard-coded. #782
[ADD] GUI, Editor: code completions (see completions.properties)
[FIX] XQuery, ZIP module: interpretation of UTF-16 encoding
[FIX] GUI, Editor: code completions
[MOD] GUI, Editor: adopt current indentation
[MOD] Core: internal database version changed to 7.8
Merge pull request #794 from dimitarp/mvn-buildnumber

Git commit id in BaseX version string