Support operator 'in', replace it with equality checks against each element of set

Recognize (hwFloat op int) expressions

Convert "unit.function()" properly

Function to compare string to char ftw

Make pas2c happier with uSound

Be more wise about constant initialization expressions being not arrays

Avoid returning an array for the sake of pas2c

fix building with lua (i think)

minor changes for warnings and a variables scope

the ios port runs again, although with a few things to sort out

ios: this commit just removes the overlay class files (with all submenus and resources) while working on a proper restoration

Fix identifiers case in uLandTemplates (too lazy to make proper implementation in pas2c)

Declare Param* functions

Fix for Int type and sysutils in hwengine.pas

Some work to make more units compile after conversion to c