Merge remote-tracking branch 'origin/1.7.x' into 1.7.x
Prepare for new development iteration.
Merge remote-tracking branch 'origin/1.7.x' into 1.7.x
start new development iteration
update less4j version to 1.6.1
Merge branch 'issue885' into 1.7.x
linters should try processing only resources of wanted types. Example: jshint only js resources, cssLint only css resources.
Merge branch 'issue854' into 1.7.x
Optimize hashing

The method IOUtils.toByteArray() is far more efficient than the formerly used while-loop.
Removed unused imports
Variable name changed
Persist the data in fallbackStorageProperties once after the execution
is finished
Renamed fallbackStorageProperties
Removed comment. Persisting is done once at the end, not immediately
Closing the OutputStream has only to be done once in finally.
replaced tabs with spaces
Merge remote-tracking branch 'origin/1.7.x' into 1.7.x
add more unit tests and fix failing tests
fix failing unit test
Merge branch 'issue892' into 1.7.x