fixed bug WK-5
added sparql endpoint link to karma page header menu
removed commented code after testing of bug fix WK-5
updating karma version to 1.183
Merge remote-tracking branch 'upstream/development' into development
some code cleaning
Stop ShowModel command to read from history file located at main/webapp/publish/History folder
Merge pull request #40 from shrikanthn/development

Remove browse button from publish ref and publish model. Move to top page.
Rename OpenRDF
Merge branch 'pytransform_speedup' into development

Fixed publishing r2rml model because the directory does not exist
anymore because of the gitignore additions.  a previous fix fixed
publishing rdf.