[Utils] Remove redundant assignment or check return value.
Variable 'foo' is reassigned a value before the old one has been used.
Variable 'foo' is assigned a value that is never used.
[Weather] Fix: Possible inefficient checking for 'm_localizedTokens' emptiness.
[Utils] Use initialization list.
Variable 'foo' is assigned in constructor body. Consider performing initialization in initialization list.
[Utils] Prefer prefix ++/-- operators for non-primitive types.

Conflicts:
	xbmc/utils/CPUInfo.cpp
[Screenshot] Class 'CScreenshotSurface' is unsafe, 'CScreenshotSurface::m_buffer' can leak by wrong usage.
Don't make assumptions about struct members

This fixes a warning on every file that include StdString.h when
compiling for android and presumably, whichever platform the ifdef was
originally added for.
[linux] [SystemInfo] Fix possible memory leak.
[Utils] Make member function 'Foo::Bar' const.
[Utils] Make member function 'Foo::Bar' static.