Fix reference to moved files

Fixes references to some files that were moved in the toolset directory reorganization.
Export configuration with quotes

Fixes errors due to improper conversions when the variables are used.
Retry commands that involve downloads
Avoid '~' in configuration files
Retry easy_install
Some minor sorting optimizations
Small bug in setup configuration
Update windows installer setup files

Updated path to `installer.ps1` file to respect new toolset dir.

Updated `installer.ps1` to install the `Chocolatey` package manager,
install Scala, install latest JDK, and Play 2.2.
Added Windows support for `play-scala`
Updated play-scala setup for Windows

Updated the play-scala setup.py file to work with Windows (i.e. call
`play.bat`).

Fixed issues with the `stop()` method [Play2 no longer supports the
`stop` command].
Merge pull request #473 from fernandoacorreia/toolset-fixes

Toolset fixes
Merge pull request #485 from dracony/master

Small fixes to PHPixie implementation
Removed legacy test descriptions

Linked to test requirements section of results web site.
Improved Vert.x test server and upgraded to 2.0.2-final
Merge branch 'master' of https://github.com/purplefox/FrameworkBenchmarks
write in end() as slight optimisation
add symfony2 stripped version
disable profiler
Added -u requirement and clarified key as private key

The `-u` command line argument is required.

The SSH key required by `-i` is the *private* key.
Merge pull request #501 from purplefox/master

Improve Vert.x test server, and upgrade to Vert.x 2.0.2-final