UI\Presenter: removed unnecessary 'action' in URL [Closes #581]
UI\Presenter: auto-loading components moved from saveGlobalState() to signal phase, before canonicalize() [Closes #545]
Database: SqlPreprocessor ignores placeholders in comments [Closes #1293]
Database: added limit for logged queries into Debugger Bar
Latte: removed unnecessary </label>
Latte: alternative PHP syntax for control structures (if:, endif) replaced with default syntax to avoid problems with mixing syntaxes. [Closes #1296]

`if (TRUE): if (TRUE) echo 1; else: echo 2; endif;`
Latte: tokenizer recognizes -> ++ -- << >> <= >= === !== == != <> && ||
Latte: improved auto-quoting
Latte: added modifier safeUrl
Latte: fixed attributes and tags case sensitivity
Latte: in XML mode comments are escaped same way as in HTML
Latte: attributes are processed only in XHTML/HTML mode
Latte: added keywords endfor|endforeach|endwhile|endswitch for compatibility with PHP in {? ... }
Latte: added modifier {foreach |noiterator}
DateTime: fixed unknown timezone error when serialized date includes the timezone (i. e. 'Y-m-d H:i:sP').
DateTime: works with UNIX timestamps bigger than 32bits
tests: skip tests when pdo_sqlite extension is missing
tests: skip tests when PDO extension is missing
Travis: start memcached server explicitly
Fixed annotations