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
New command line LedgerTool. (RIPD-243)

* Retrieve and process summary or full ledgers.
* Search using arbitrary criteria (any Python function).
* Search using arbitrary formats (any Python function).
* Caches ledgers as .gz files to avoid repeated server requests.
* Handles ledger numbers, ranges, and special names like validated or closed.
Convert rvalue to an lvalue. (RIPD-494)
* The rvalue gets destructed as soon as "rc" is constructed.
Update npm tests & config to pass in Windows. (RIPD-209)
* Extend timeout for WebSocket test.
* Windows networking doesn't like connecting to 0.0.0.0. Use 127.0.0.1
* Additional command line options in config. Can potentially be used to run rippled in a debugger.
Compile git tags now include name and branch. (RIPD-493)
[POC] quick test of rvalue behavior, specifically for cross platform.
Picked a random file to add the test. Do not merge these changes unless
the test is moved somewhere appropriate.