Added normalizer for default attr merging (closes #106)
Merge pull request #107 from stefk/tinymce-type-normalizer

Added normalizer for default attr merging (closes #106)
Use of an interface to avoid the abstract keyword for forcing creation of the getRestriction method, make more sense
Handled empty input
Merge branch 'master' of https://github.com/claroline/CoreBundle
Merge pull request #108 from maxailloud/correct-abstract_static_warning

Correct uses of abstract + static keyword
Merge branch 'master' into action-result-awarding-rule
Correct check for rule based on action result
re-add logresourcecustomevent class, was removed by me i thought it was not used