Fixes in write-detector when using variable in 'unset'
Fix bug in 'unset' statement
Optimizing 'instanceof' when comparing to extension interfaces
Better handling of parentheses in unset, fixing PSR2 error
Updating ZEPHIR_SEPARATE_PARAM macro
Fixing wrong code generated when comparing variables with null, fix memory_observe call
Virtual stack must be grown when a variable is separated
Local zvals must be passed with special syntax in var_dump
Set last version of php-coveralls instead of dev-master
Merge pull request #227 from nkt/set_coverals_version

Set last version of php-coveralls instead of dev-master
Avoiding allocate memory for string parameters, removing extraneous parentheses from typeof optimizer
Merge branch 'master' of https://github.com/phalcon/zephir
Adding addcslashes and stripcslashes optimizer
Avoid allocate memory for string constant parameters in functions
zephir_stripcslashes fix compilation error
Merge pull request #229 from zaets28rus/master_fix

zephir_stripcslashes fix compilation error
Fix zephir_stripcslashes
Added access for this in StaticConstantAccess
Start writing benchmark
Bench added test for empty for in range (1, N)