Update CLI documentation
minor fixes in CLI documentation
Added documenation for data source and sinks in new Java API
Updated front page, removed MR/Hadoop from heading, reworked API section, added runtime engine section
Updated documentation of Aggregation transformation
Fix minor spelling and add missing options for CLI frontend
regenerate
regen 2
that would be an interesting fix
Updated part one of Java documentation
Second part of the java documentation extension / cleanup.
Merge updated Java API documentation, remove work in progress warnings, point everything to 0.5 release