v0.8.8

• Merge pull request #368 from mandragorn/handlebars-v (df30451)
• Fixing handlebars version in demo/package.json (c58621e)
• Merge pull request #367 from mandragorn/databehavior-dispose (eeee034)
• Actually fixing handlebars version (3657b40)
• Updating bundles and docs (544553a)
• Fix disposed DataBehavior asyn behavior (7747a97)
• Merge pull request #366 from mandragorn/databehavior-fetchoncepromise (92b8559)
• Addressing peer review comments (3603113)
• Reverting back behavior dispose methods (cd920ed)
• Dispose prvtCollection when Databehavior disposed (1277521)
• Add a retrieve promise to DataBehavior (338fee3)
• Tests for behavior dispose (5fa230f)
• Upgrading handlebars to fix security vulnerability (d6639b2)
• Documentation updated for 0.8.7 (1566506)