GEOS-6800: sldService community module improvements
Merge pull request #852 from mbarto/sldservice_improvements

GEOS-6800: sldService community module improvements
GEOS-6800: fixed double profile for sldservice introduced by mistake
Merge pull request #853 from mbarto/sldservice_fix

GEOS-6800: fixed double profile for sldservice introduced by mistake
Switching to the new container based Travis system

This should give us caching of artifacts between builds, let's see :-)
Really adding the caching this time
[GEOS-6736] Allow admin to secure WPS processes based on current user roles
Merge pull request #850 from aaime/wps_security

[GSIP 121] WPS process security
Make the Travis build try all possible modules before giving up
Make sure we get fresh GeoTools jars in Travis, despite of the caching
GEOS-6800: fixed sldservice module case in name
Merge pull request #855 from mbarto/geos6800_fix_modulename

GEOS-6800: fixed sldservice module case in name, to make the release work correctly
GEOS-6800: fixed wrong example in docs
Merge pull request #858 from mbarto/geos6800_fix_docs

GEOS-6800: fixed wrong example in docs
Make sure output stream are closed when writing out catalog.xml
Fixed type reported at GEOS-6804
Merge pull request #863 from guychisholm/GEOS-6804

Fixed type reported at GEOS-6804
Added layer configuration panel to allow admin to configure BIL format
Merge pull request #845 from parkerabercrombie/bil_configuration

Bil configuration