Fix move constructor of aged_unordered_container (RIPD-490)
Fix exception safety in aged containers
Use aged containers in Validators module (RIPD-349)
Tidy up sources
Add validators aged container test
src/README.md:  s/addded/added/
Clean up some docs
* Consistent line endings in rippled-example.cfg
* Rewrite CodingStyle.md. Get down to top priorities
Fix warnings and compile errors
Squashed 'src/rocksdb/' changes from 224932d..3d32529

3d32529 Replace naked calls to operator new and delete (Fixes #222)

git-subtree-dir: src/rocksdb
git-subtree-split: 3d3252920af52ac820c8ec0b6915b4e645911811
Merge commit '0453a7983b6e39d7746ff2d7c34300ab079e0400' into tdfischer/rocksdb-block-unique_ptr