Remove call to warnings.resetwarnings() from testing.py module level.

resetwarnings() interferes with other people's warnings configuration
in tests.
Updated the year of copyright in COPYRIGHT and footer.
Added me in the contributor list
Merge pull request #306 from IonicaBizau/master

Updated the year of copyright
Update templates to Bootstrap 3 markup.
Use newer js.* packages, remove [js.]deform_bootstrap dependency.  Update tests to match changed markup.
Update changelist.
Fix wrong kotti_tinymce version dependency.
Depend on js.deform 2.0a2-1 (with included / fixed typeahead.js).
Remove some comments.  Disable minfied upload.js (which is broken due to AngularJS' dependency injection which needs some special minification treatment).
Merge pull request #307 from disko/feature/bootstrap3

Bootstrap 3
Fixes unique name constraint issue during paste of a cut node.
Fixes unique name constraint issue during paste of a cut node.
Fixes unique name constraint issue during paste of a cut node.
Merge branch 'paste-integrity-fix' of https://github.com/castaf/Kotti into paste-integrity-fix
Merge pull request #308 from castaf/paste-integrity-fix

Paste integrity fix
Revert commit:4a38d8f0 as it leads to permission problems, fixes #309.