Fix #3228: added an ability to migrate to the certain time
Minor fixes related to the feature of migrating to the certain date/time
Merge pull request #3231 from resurtm/fix-3228-migration-to-timestamp

Fix #3228: added an ability to migrate to the certain time
Updated CHtml to add maxlength support to all HTML5 fields

Fixes #3185. Fixes #2741.
Code performance fix related to #3185
Allow absolute namespace in Gii's base class
Merge pull request #3234 from etienneq/3233-gii-namespaces

Allow absolute namespace in Gii's base class
removed display:none on hidden form fields
added resloved bug in changelog (3242)
changed order of the bug
Merge pull request #3242 from mahadazad/master

removed display:none on hidden form fields
Adjusted tests
strict string comparison is always better
Merge pull request #3249 from RusAlex/strict_string_comparison2

strict string comparison is always better