BlackBerry project template updates

* Updated .cproject to use workspace_loc to enable copying the template out of the cocos2d-x tree.
* Updated bar-descriptor.xml to be more modern. Tested with Tablet OS 2.1.0 and BlackBerry 10 (10.1 and 10.2) SDKs.
* Removed now-unneeded empty file.
Revert "add a xaml page to hello-cpp project"

This reverts commit 28817b85a8c5bc518cab1f7df307e1b7a68e4b51.
Fixed bug of scrollview
Fixed bugs.
Merge branch 'master' into master_nutty_modify_framework_modifyluapkg
Fixed bug of reader.
Fixed bugs.
Fixed bug of reader.
Fixed bugs of copying layout parameter
Add emscripten support for Windows Host
Merge pull request #5090 from martell/emscripten

closed #3749: Add emscripten support for Windows Host
Update CHANGELOG [ci skip]
Update AUTHORS [ci skip]
Add copy method to LayoutParameter
Merge branch 'master' into master_nutty_modify_framework_modifyluapkg
close #3754:The lua's binding of the CCComponent class and the releated functions were missing
Fixed bug of label
Merge pull request #5112 from samuele3hu/masterFix

close #3754:The lua's binding of the CCComponent class and the releated functions were missing
Update CHANGELOG [ci skip]
Merge branch 'master' into master_nutty_modify_framework_addlayoutparameterclone