Update GET/HEAD Vault tests
Update docstring for get vault test
Merge branch 'master' into fix_head_get
Check for application/json in response headers
Deuce Context - Project ID

JIRA: CBDEUCE-148
- Complete the conversion for Project ID to being in the Context
-- Removes Project ID from all function parameters
-- All access are against the Deuce Context stored version
Merge pull request #70 from jc7998/fix_head_get

Update GET/HEAD Vault tests
Merge pull request #76 from BenjamenMeyer/enhancement_deuce_context_project_id_full

Enhancement deuce context project id full
Merge branch 'master' into enhancement_deuce_context_transaction_id

Conflicts:
	deuce/controllers/blocks.py
	deuce/controllers/fileblocks.py
	deuce/controllers/files.py
	deuce/controllers/vault.py