DS-1823 move dspace.url to build.properties

dspace.url is now independent from baseUrl
Fix to avoid connection pool exhaustion for slow downloads and big files
Update testEnvironment.properties

to fix the configuration load fail
Update build.properties

keep referring to baseUrl by default but allow override in build.properties
Merge pull request #2 from rradillen/patch-6

updating test configuration to reflect build.properties
Merge pull request #694 from akonczak/master

JSPUI - Fix to avoid db connection pool exhaustion for slow downloads and big files
introducing dspace.ui in build.properties
adding erroneously removed baseurl again
Merge pull request #423 from bram-atmire/DS-1823

DS-1823 move dspace.url to build.properties
first commit of MOspace theme and basic configuration
moved mospace theme files to the correct path, added messages.xml overlay
ensuring group execute permissions are set on deploy
adding default value for assetstore.dir to build.properties, so Travis can still build this branch
avoiding infinite recursion by changing assetstore.dir to dspace.assetstore.dir in build.properties
trying to get the tests to run, this appears to work, needs further investigation, but out of time today
committing work in progress for initial discovery config, re #688
adding a simple continue line, so writing of a value is skipped if that value is null
tweaking bulkedit settings to allow expunge actions and more rows from the GUI (2000 instead of 20)
adding new ContentType facet to the home page, adding label for ContentType facet
re #688 add advisor, thesis semester, discipline, and thesis degree level facets