* add optional unmanaged instance groups to net-ilb
* depend health check creation on the health_check variable
* add example for self-managed group
* update changelog
* preliminary net-ilb module, untested
* outputs
* fix basic mistakes, add initial test
* test variable defaults on all resources
* README stub
* net-ilb module fixes and example
* compute-vm module fixes
* fix test
* remove mig from compute vm module
* split out mig from compute-vm (untested)
* split out mig from compute-vm (untested)
* fix mig versions
* small fixes and examples for mig module
* Update README.md
* Update README.md
* switch mig to using a single variable for both region and zone
Ludovico Magnocavallo