DS-1858 : Added key to 'Browse Items by:' of navbar in messages.properties
Switch some classes to HttpComponents
Some more httpclient fixes
Last httpcomponents conversion
[DS-1577] Harmonize with DS-2091, catch missing dependency on httpcore.
[DS-2128] Initial commit
return key in I18nUtil.getMessage  instead of null when no setting
[DS-1926] Move the fix to getMessage(String, Locale).

I noticed that getMessage(String) and getMessage(String, Context)
delegate to getMessage(String, Locale), so that is the proper place to
fix this.

Adjusted the log message as agreed, then added the name of the locale.
[DS-1926] Add a few unit tests.
Ensure that DBMS brand is detected before using the knowledge.  Begin adding unit tests.
Correct license header in test module
[DS-2003] Mention why mail did not go out.

Also clean up message formatting.
Ensure all Unit Tests nullify any created resources, thus forcing JUnit to clean them up from memory
Merge pull request #645 from tdonohue/unit-test-cleanup

Ensure all Unit Tests nullify any created resources, related to DS-2080
Travis CI fixes. Run all Unit Tests first, THEN assemble DSpace +
Mirage2
[DS-2154] fixes: metadata authority and confidence lost in new version of item
Merge pull request #651 from antoine-atmire/DS-2154

[DS-2154] fixes: metadata authority and confidence lost in new version creation
Move assembly of 'dspace-installer' into a default profile so that it
can be disabled as needed for TravisCI
Default to giving Unit Tests 512MB of memory. Provide a -Dsurefire.argLine
option to pass a different setting to m-surefire-p.
Merge pull request #648 from tdonohue/travis_fixes

More Travis CI build fixes related to DS-2133