Fix for Ant Extract task: files were forced to have a .xml or .binary extension without no good reason.
https://github.com/eXist-db/exist/issues/304
Update XMLDBExtractTask.java

comment out exception ; the code is really not used anymore
Merge pull request #316 from dizzzz/fix_ant_task

Fix for Ant Extract task: use original file extensions
[bugfix] new range index: properly use only queried collections to determine if index is available. There might be conflicting index definitions in other collections!
Merge branch 'develop' of https://github.com/eXist-db/exist into develop
Merge pull request #319 from wolfgangmm/develop

Range index: use only queried collections to determine if index exists
[feature] Align map support with XQuery 3.1 spec: changes constructor syntax, adds lookup operator: $map?key1, and map:for-each-entry function.
Merge pull request #320 from wolfgangmm/develop

[feature] Align map support with XQuery 3.1 spec