Finish Google Breakpad integration

[RMTEW FULL NAME]

• Fetch a snapshot of the breakpad source code from: https://chromium.googlesource.com/external/google-breakpad/src/
• Fetch a snapshot of the gyp source code from: https://chromium.googlesource.com/external/gyp
• Use gyp to create VS2013 solution and projects.

set GYP_MSVS_VERSION=2013 src\tools\gyp\gyp.bat --no-circular-check src\client\windows\breakpad_client.gyp

• Build it.
• Copy the libs to the shared dependencies location.
• Copy the includes to the shared include location.
• Check can build Incursion release against it.
• Include them in build dependencies archive.

[RMTEW FULL NAME]

Finished Google Breakpad reintegration. Build script now packages libs and includes for Breakpad in the generated dependencies archive. Build script now packages the licenses in the generated dependencies archive. Build script now actually generates a dependencies archive. Rename USE_CRASHPAD to USE_BREAKPAD. Make static library names pragmas for Breakpad to allow easy disabling. Fixes #215

→ <<cset 08f4388bbed7>>

[RMTEW FULL NAME]

Missing file in check-in, see #215

→ <<cset 221818c6772f>>