Update docs/dev_guide/topics/mojito_testing.rst
Update docs/dev_guide/intro/mojito_binders.rst
store.config.readConfigJSON() for reading package.json
store.config.readConfigSimple() can now handle yaml files
use store to read files during `mojito start`
renabled yaml functional tests
Update docs/dev_guide/code_exs/calling_yql.rst
add unit test for version
re-enable yaml support and accomodating multi-part ycb for application.json as well. this fixes issue #804
moving docs around
Merge pull request #913 from lzhan/addunittest

add unit test for version
Finished rough draft of doc.
Added a horizontal line to separate new FAQ item.
Clarified that it's mojit inheritance and not inheritance in general that is not supported, also listed what can't be re-used/extended in Mojito.
Fixed a typo.
Merge pull request #921 from zhouyaoji/docs_faq_extend-reuse_mojits

[doc] Added FAQ discussing how to re-use and extend mojits.
Merge pull request #899 from jianlin/patch-5

Update docs/dev_guide/topics/mojito_testing.rst
Merge pull request #916 from caridy/yaml

re-enable yaml support:
- closes #804
- appConfig can be used as part of mojito start
- comments are now supported
Merge pull request #901 from jianlin/patch-7

Update docs/dev_guide/intro/mojito_binders.rst
Merge pull request #911 from jianlin/patch-8

Update docs/dev_guide/code_exs/calling_yql.rst