Fix typos in copy_if documentation
Note that all versions of copy_if are stable.
Merge pull request #558 from thrust/1.8.0

1.8.0
Merge pull request #562 from thrust/1.8.0

Merge 1.8.0 CHANGELOG
Merge pull request #564 from thrust/1.8.0

1.8.0
Merge pull request #566 from thrust/1.8.0

include <typeinfo> in util.h
Merge pull request #567 from thrust/1.8.0

Add support for clang in these files
Merge pull request #573 from thrust/1.8.0

1.8.0
Update README.md

Fix typo
my-iss-574-fix
Merge pull request #576 from rcrovella/iss-574-fix

my-iss-574-fix
Merge pull request #577 from thrust/1.8.0

1.8.0
Merge pull request #580 from thrust/1.8.0

1.8.0
Merge pull request #584 from thrust/1.8.0

1.8.0
Merge pull request #588 from thrust/1.8.0

1.8.0
Merge pull request #590 from thrust/1.8.0

1.8.0
Merge pull request #594 from sgurfinkel/1.8.0

Lowered number of registers to 64 to limit template instantiation recurs...
Merge pull request #595 from thrust/1.8.0

1.8.0
Fix build issues with GCC < 4.5
 + Space/or/Newline needed for loops with empty bodies
 + __host__ and __device__ redefined due to push/pop macros not existing on GCC < 4.5.
Merge pull request #597 from kperelygin/1.8.0

Fix build issues with GCC < 4.5