(CCCP Patch) Modify .gitattributes.
(CCCP Patch) Add CCCP extra build time date generation

Makes version_rev.h contain CCCP_BUILD_* defines
(CCCP Patch) Add CCCP MPC-HC defaults.
(CCCP Patch) Adding the CCCP main icons to MPC-HC.
(CCCP Patch) Adding the CCCP logos (with Chiyo-chan!).
(CCCP Patch) Make the update checker to check for CCCP versions
(CCCP Patch) Switch the bug reporting URL in MiniDump.cpp

Make MPC-HC's developers happier by not leading monkeys with our
dumps there, even though we do distribute our debug symbols now.
(CCCP Patch) A quick hack around iconlib warning

Will be removed after we decide upon an iconlib to use.
(CCCP Patch) Match up the ASS sanity check with our xy-VSFilter
(CCCP Patch) Change the "beta" status text to "CCCP Build"

Personally I have no interest in such changes, but some users
herped a derp, so I oblige.
Use program directory as current directory

And do that as soon as we can.
Fixes #3495