Add tests for heat template apis

This patch covers 4 template api calls -
1. Get stack template
2. List template versions
3. List resource types
4. Show resource schema

Change-Id: I85b16b8893264d1313e2e184011dd0ddfdaa4349
1 file changed
tree: dc957f744b2938de7d2f6155534eff36f81b0083
  1. common/
  2. functional/
  3. scenario/