Fixed misleading error message when providing a string in Yaf_Application construction

see https://github.com/laruence/php-yaf/issues/55
added some TODOs.. fixed typos and a possible bug fix

1.    fixed a typo in a final class's protected property, so there can not be any compatibility damage {yaf_route_map.h}
2.    misc typo fixes in documentation
3.    fix a possible bug in yaf_config_simple.c
4.    added TODOs for Yaf_Response methods that needs implementation
fixed a php 5.2 bug. no support for Nowdoc...
5.2 support
5.2 support#2
replace one line comments with block comments
Merge pull request #57 from elad-yosifon/master

fix a possible bug in yaf_config_simple.c