parameters were not correctly initialized (issue #75)
argument names are probably always hard coded strings, so no reason to copy them to std::string objects, and now we also fix a memory corruption issue (issue #75)
extra check for existance of classname #77
calls to strlen has been converted into calls to ::strlen, because Php::strlen() now also exists as (slow) php function, see issue #78
Merge pull request #76 from valmat/ini

Implemented issue # 64
refactored ini settings
Namespace::add() methods were hidden
added implementation for Extension::iniVariables() method
fixed wrong memory deallocation when php.ini entries were unregistered (issue #64)
fixed compile issue (issue #64)
Class IniValue designed for extracting values from ini entries