XLCLOUD-630 added models and parsers for virtual cluster template
XLCLOUD-630 fixed template-parser to allow empty template sections
XLCLOUD-630 fixed json template indentation
XLCLOUD-630 moved heat templates to vcms-model module
XLCLOUD-637 unassigning user from project, keypair removal
keystone path fix
Merge branch 'tempalte-model'
upgrade Java 1.7