Added wodi support to Makefile.win. example: `make -f Makefile.win WODI=wodi64`
init Appveyor, merely building the compiler
[AppVeyor] git submodule
fixed wodi lib path
[AppVeyor] we need libz
[AppVeyor] quote
[AppVeyor] test by merely printing the version
[cs] fix argument default values in super calls (closes #3504)
[cs] only cast default arguments if needed (avoid boxing)
[AppVeyor] append wodi bin to PATH
[AppVeyor] build neko
[AppVeyor] build on 32bit machine
[AppVeyor] platform Win32
Merge pull request #3505 from nadako/3504_fix

[cs] fix default arguments in super constructor call (see #3504)
[java/cs] Set gcurrent_class on module filters as well; Only duplicate the check of optional arguments when overriding a nativeGen class. See #3504
[AppVeyor] test neko
Merge branch 'appveyor' into development
:sparkles: badges :sparkles:
[AppVeyor] use pre-installed cygwin
[CI] refactor ci code