Removed original userland-gate license template
Introduce illumos CDDL license templates
Change mailing list and repos in README
2682 Supply CC, CXX, CFLAGS, LDFLAGS etc to CONFIGURE_ENV by default
2683 LDFLAGS should be set with LD_BITS by default
Switch default linker to ccs
Add more variables to CONFIGURE_OPTIONS
Merge pull request #155 from xen0l/transforms

build Makefile and tranform updates