Send js to the projector

* fixed scroll and scale of the projector
Merge pull request #916 from ostcar/projector

Send js to the projector
Some bug fixing for 1.5b1

- Fixed #921 (Check THANKS URL for jQuery UI Nested Sortable)
- Fixed #919 (Permission problem in agenda)
- Fixed #918 (Search does not work for guest users)
- Fixed search-bar position.
- Updated EN po files.
Merge pull request #928 from emanuelschuetze/1.5-fixes

Fixes for 1.5b1
Fix missing url_name_args = [] lines in different views.

Fix custom slide create and update view.
Fix motion category create and update view.
Melt INSTALL.txt, THANKS and README.txt to new README.rst. Change metadate for portable version.
Merge pull request #924 from normanjaeckel/NewReadme

Melt INSTALL.txt, THANKS and README.txt to new README.rst
Merge pull request #935 from normanjaeckel/UrlNameArgs

Fix missing url_name_args = [] lines in different views.