clean version of dynamodb journal on top of current master
Persistent partition count and user-defined table name

- closes #75
- closes #76
- ref #67
Incorporate feedback on re-written introduction
move dynamodb tests to integration-test so travis doesnt auto run (will fail) :v:
actually rename the test dir to it :clap:
use relase versions of spray-aws
Merge pull request #78 from eligosource/dynamodb-journal

dynamodb-journal
Link DynamoDB docs and reduce visibility of implementation details

 - ref #78
Minor edit
Add link to developer guidelines
Move resource section to appendix
Add table of contents
Merge pull request #80 from eligosource/wip-docs

Table of contents for user guide
Minor edit
#81 - Refactor casbah journal to include "casbah"...
#81 Small edit
Merge pull request #82 from eligosource/wip-81-ddevore-mongodb-casbah

Wip 81 ddevore mongodb casbah
Minor edit
Link to releases and installation