build zlib (with configure)
misc extra zlib changes. not really needed for cross comp
stop outputting comments in vendor makefiles every build
limit configure flags for zlib cross builds
add zlib to build script, misc clean ups
ocd indent size fix
remove extraneous commented out code
set CMAKE_TOOLCHAIN_FILE to allow cross compilation with cmake projects
add -DCMAKE_TOOLCHAIN_FILE to taglib's cmake args
add taglib to script since it'll build too now