removed usage of session_status()

fixed the bug where the debug bar obscures page content (fixed php-de…

…bugbar#10)

updated README

added setOptions() in JavascriptRenderer

updated docs and README

fixed bug with unknown tab when restoring state

updated doc

removed unused but size consuming backtrace property from messages co…

…llector

added logQueriesToLogger in PropelCollector

removed context logging in TwigCollector

added possibility to enable profiling on any propel configuration