v1.2.7-stable

Changes of 3 last commits:

1. Functions can be also used for variables (variables will be as first argument)
2. Added functions support also for numbers, strings and bool types (Example: "111.foo()")
3. Added "op!()" macros which allows to manually generate byte code (a powerful tool for creating functions)
4. Parser now parsing statements in array ( it helps to keep statements separated )
5. Compiler now have "compile_all()" function which compiling array with statements
6. Fixed "while cycle" infinite loop
7. Fixed "if/else" statement
8. Added comments (Example: "// comment")
9. Added neovim & vscode support