Forms: fixed input being required when using negative rule
Fixed wrong exception in ObjectMixin
netteForms.js: Method getEffectiveValue used for getting element value
for validation purposes.
netteForms.js: Expansion of rule argument separated into its own method.
Marked Session::clean() as internal
RadioList: remove unneeded attribute setter.
Database\SelectionFactory: added getDatabaseReflection() method.
Database\Drivers\MySql: actived workaround for IN operator with multi-column value
Database\ResultSet: optimized normalizeRow()
typos
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Latte: security fix for escaping inside <script>, prevents "Script data escape start state"

http://www.whatwg.org/specs/web-apps/current-work/multipage/tokenization.html#script-data-escape-start-state
Merge pull request #1257 from mishak87/patch-6

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DI\Compiler: fixed overriding autogenerated factories by CompilerExtension in configuration.
Arrays::flatten - possibility to preserve keys

(In case of duplicate keys, last one wins, same as with native php functions, e.g. array_flip or array_merge)
Merge pull request #1262 from Majkl578/feature/array-flatten-preserve-keys

Arrays::flatten - possibility to preserve keys
Latte: {include block} works without #
Fixed response code
Removed duplicate comment
Route: Global filter rules can reject the route.