Cosmetics: Remove useless AfxGetMyApp().
MiniDump: Code simplification.
Remove using std.
cosmetics: add new lines at the end of files.
Don't use camelcase words in About dialog anymore.
contrib/checkyear.sh: include pl files in the check.
Bump copyright year for modified files.

Everyone with push rights has to use the precommit hook.

(Hint: `cp contrib/checkyear.sh .git/hooks/pre-commit`)
Use `#pragma warning(push/pop)` instead of `#pragma warning(default)`.
Simplify preprocessor config.
OpenFileDlg: Avoid creating an empty CPath object.
SubtitleDlDlg: Controls handles aren't initialized yet in the constructor.
STS: Code simplification.
Auto-update: Show the message at first start before starting playing anything.
RealMediaGraph: Fix a typo.
About dialog: Increase "Copy to clipboard" button size for translations.
Updated German translation.
AudioSwitcher: Fix the initialization of the normalization factor.

The variable m_normalizeFactor depends of m_nMaxNormFactor in the initialization list so the declaration order has to take that into account.
AudioSwitcher: Use the defines for the max and min values of a 24-bit integer.
BaseSplitterFileEx: Fix an incorrect check.

This check was always false.
BaseSplitterFileEx: Simplify a check.

h.bitpersample is unsigned, checking if it's greater than 0 will always be true.