Point to correct repository plugin from template repositories.cnf
fixed #508: Eclipse project name != bnd project name,
NullPointerException occurs. 
http://github.com/bndtools/bndtools/issues/issue/508

Squashed the NPE, but doesn't address deeper issue of project -> bnd
name mapping.
fixed #519: Add/Remove Bndtools Project Nature actions should be
contributed to Configure menu 
http://github.com/bndtools/bndtools/issues/issue/519
Partial fix for #582: -runrequires doesn't appear to support
substitution 
http://github.com/bndtools/bndtools/issues/issue/582
Merge branch 'master' into next

* master:
  Partial fix for #582: -runrequires doesn't appear to support substitution http://github.com/bndtools/bndtools/issues/issue/582
  fixed #519: Add/Remove Bndtools Project Nature actions should be contributed to Configure menu http://github.com/bndtools/bndtools/issues/issue/519
  fixed #508: Eclipse project name != bnd project name, NullPointerException occurs. http://github.com/bndtools/bndtools/issues/issue/508
  Point to correct repository plugin from template repositories.cnf