- LMS, CMS and Common support for unicode Arabic I/O.
- New RTL sass files for both LMS and CMS and some fixes.
- Statements added to check for availability of other languages yaml files.
- Added logic in html to load RTL css on language change if bidirectional.
- Added a language change link to switch between Arabic and English versions of the platform.
- Added set_lang url with view definition to perform language change.
- Added new variable to common.py "ENABLE_LANGUAGE_CHANGE" in both LMS and CMS to enable/disable language change.
- missing Sass file
- fixed commenting and indentation according to common code style
- removed env/common extras to allow language change
- removed commented out lines (clean-up)
- single include for common sass files
- reverted the removed line in "cms/templates/widgets/header.html"
- unit test fixes
- abstracted sass file
- unit test trial 0.1
- changed flag ENABLE_LANGUAGE_CHANGE to ENABLE_QRF_SETTINGS
- re-added the cache_if_anonymous decorator on home pages
- final abstract sass
- merged new video test files
- LMS, CMS and Common support for unicode Arabic I/O.
- New RTL sass files for both LMS and CMS and some fixes.
- Statements added to check for availability of other languages yaml files.
- Added logic in html to load RTL css on language change if bidirectional.
- Added a language change link to switch between Arabic and English versions of the platform.
- Added set_lang url with view definition to perform language change.
- Added new variable to common.py "ENABLE_LANGUAGE_CHANGE" in both LMS and CMS to enable/disable language change.
- fixed commenting and indentation according to common code style
- removed env/common extras to allow language change
- removed commented out lines (clean-up)
- single include for common sass files
- reverted the removed line in "cms/templates/widgets/header.html"
- unit test fixes
- abstracted sass file
- unit test trial 0.1
- LMS, CMS and Common support for unicode Arabic I/O.
- New RTL sass files for both LMS and CMS and some fixes.
- Statements added to check for availability of other languages yaml files.
- Added logic in html to load RTL css on language change if bidirectional.
- Added a language change link to switch between Arabic and English versions of the platform.
- Added set_lang url with view definition to perform language change.
- Added new variable to common.py "ENABLE_LANGUAGE_CHANGE" in both LMS and CMS to enable/disable language change.
- fixed commenting and indentation according to common code style
- removed env/common extras to allow language change
- removed commented out lines (clean-up)
- single include for common sass files
- reverted the removed line in "cms/templates/widgets/header.html"
- unit test fixes
- abstracted sass file
- unit test trial 0.1
	modified:   lms/static/sass/application-extend1-rtl.scss
	modified:   lms/static/sass/application-extend2-rtl.scss
	modified:   lms/static/sass/application-rtl.scss
	modified:   lms/static/sass/course-rtl.scss
	new file:   test_root/data/edx4edx_lite_deleted_1388491920
	new file:   test_root/data/edx4edx_lite_deleted_1388491949
	new file:   test_root/data/edx4edx_lite_deleted_1388492572
	new file:   test_root/data/edx4edx_lite_deleted_1388492607
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	new file:   test_root/data/edx4edx_lite_deleted_1388493902
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	new file:   test_root/data/edx4edx_lite_deleted_1388500830
	new file:   test_root/data/edx4edx_lite_deleted_1388501196
	new file:   test_root/data/edx4edx_lite_deleted_1388501218
	new file:   test_root/data/edx4edx_lite_deleted_1388501239
	new file:   test_root/data/edx4edx_lite_deleted_1388501252
	new file:   test_root/data/edx4edx_lite_deleted_1388508453
	new file:   test_root/data/edx4edx_lite_deleted_1388508462
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	new file:   test_root/data/edx4edx_lite_deleted_1388508476
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	new file:   test_root/data/edx4edx_lite_deleted_1388660757
	new file:   test_root/data/edx4edx_lite_deleted_1388660770
	new file:   test_root/data/edx4edx_lite_deleted_1388660797
	new file:   test_root/data/edx4edx_lite_deleted_1388660846
	new file:   test_root/data/edx4edx_lite_deleted_1388662617
	new file:   test_root/data/edx4edx_lite_deleted_1388662625
	new file:   test_root/data/edx4edx_lite_deleted_1388662630
	new file:   test_root/data/edx4edx_lite_deleted_1388662638
	new file:   test_root/data/edx4edx_lite_deleted_1388663301
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	new file:   test_root/data/edx4edx_lite_deleted_1388663315
	new file:   test_root/data/edx4edx_lite_deleted_1388663323
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	new file:   test_root/data/edx4edx_lite_deleted_1388673192
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	new file:   test_root/data/edx4edx_lite_deleted_1388917114
	new file:   test_root/data/edx4edx_lite_deleted_1388917131
	new file:   test_root/data/edx4edx_lite_deleted_1388917147
	new file:   test_root/data/edx4edx_lite_deleted_1388917161
	new file:   test_root/data/edx4edx_lite_deleted_1389108432
	new file:   test_root/data/edx4edx_lite_deleted_1389108501
	new file:   test_root/data/edx4edx_lite_deleted_1389108547
	new file:   test_root/data/edx4edx_lite_deleted_1389108595
	new file:   test_root/data/edx4edx_lite_deleted_1389114873
	new file:   test_root/data/edx4edx_lite_deleted_1389114897
	new file:   test_root/data/edx4edx_lite_deleted_1389114920
	new file:   test_root/data/edx4edx_lite_deleted_1389114935
Add acceptance test for behavior when & is in problem xml.

Part of STUD-91
Fixing merge for sylvia's branch bpd-615

Fixing merge for sylvia's branch bpd-615
- LMS, CMS and Common support for unicode Arabic I/O.
- New RTL sass files for both LMS and CMS and some fixes.
- Statements added to check for availability of other languages yaml files.
- Added logic in html to load RTL css on language change if bidirectional.
- Added a language change link to switch between Arabic and English versions of the platform.
- Added set_lang url with view definition to perform language change.
- Added new variable to common.py "ENABLE_LANGUAGE_CHANGE" in both LMS and CMS to enable/disable language change.