Add unit test on empty test for string "0"
Improved Zephir\WriteDetector, use ForValueUseDetector to detect changes in 'for' keys
added support for type hints of method parameters
Fixes in WriteDetector
PSR2 ixes in WriteDetector
Fixes #627
Merge pull request #632 from skollro/master

added support for type hints of method parameters
Initial implementation of inclusive ranges and exclusive ranges
Merge branch 'master' of http://github.com/phalcon/zephir
Remove dublicate check for array paramters type in ClassMethod
Initial implementation of inclusive ranges and exclusive ranges (2)
Merge pull request #633 from ovr/no-manual-check-for-array-parameters

Remove duplicate check for array parameters type in ClassMethod
Allow to sum array variables
WriteDetector added simple declareVariables method()
Fixed extra parameter in zephir_add_function, making 'empty' work as in PHP
Merge pull request #634 from ovr/declare_statement

WriteDetector added simple declareVariables method()
Fixing extra TSRMLS_CC
Fixing missing TSRMLS_CC
Fixing missing TSRMLS_CC
Fixing missing TSRMLS_CC