ACTIV-57 - Fail view client if permissions denied
ACTIV-57 - Activ permission checking

Add in code to bypass checks in certain situations
add postgres samples

This commit contains sample files which generate postgresql
database that contain opengamma data.
config fixes
Merge branches 'develop' and 'topic/ACTIV-57' of github.com:OpenGamma/OG-Platform into topic/ACTIV-57
ACTIV-57 - Changes for per user entitlements
ACTIV-57 - Changes for per user entitlements

Do not do entitlement check on subscription
ACTIV-57 - Changes for per user entitlements

Add in user mappings and maintenance tool
Merge branch 'develop' of github.com:OpenGamma/OG-Platform into topic/ACTIV-57
ACTIV-57 - Changes for per user entitlements

Periodic permissions check after view cycles
ACTIV-57 - Changes for per user entitlements

Make interval for periodic permissions check configurable
Merge branches 'develop' and 'topic/ACTIV-57' of github.com:OpenGamma/OG-Platform into topic/ACTIV-57
ACTIV-57 - Changes for per user entitlements

Adjustments following feedback from Activ
ACTIV-57 - Changes for per user entitlements

Add annotation to test
[PLAT-5575] Carr-Lee volatility swap valuation
[PLAT-5590] : implementation of definition files for commodity swaps.
ACTIV-57 - Market data permissioning

If no logged in user, don't attempt to permission check
[PLAT-5582] Adding an enum representing the weighting method used for an index
[PLAT-5582] Adding base class for index definitions
[PLAT-5582] Name field was already present in ManageableSecurity