do not only compile, but also run unittests on windows
Fix obvious compilation error in sections_solaris.

I stumbled over this while reading the source. Not actually
tested, but should not be worse than the current state.
Merge pull request #501 from rainers/win_unittests

do not only compile, but also run unittests on windows
Merge pull request #518 from klickverbot/solaris-section

Fix obvious compilation error in rt.sections_solaris.
Add in branches of pthread sizes for non-x86 platforms.
$(MODEL_FLAG) not needed for doc and di generation
Add some definitions for ARM
Merge pull request #520 from andralex/less-model

[MINOR] $(MODEL_FLAG) not needed for doc and di generation
Merge pull request #521 from jpf91/fixARM

Add some definitions for ARM
Merge pull request #519 from ibuclaw/dlp64pthread

Add in code paths for pthread sizes on non-x86 platforms.
changed demangle to support unicode symbol names
Merge pull request #524 from complexmath/fixdemangle

changed demangle to support unicode symbol names
unittest for Thread.priority
use pthread_setschedprio where available

- on linux since glibc 2.3.4. (Jan 2005)
- on OSX and FreeBSD it's missing
add Thread.PRIORITY_DEFAULT and use Windows constants
add in contract to Thread.priority setter
Merge pull request #526 from dawgfoto/threadPriority

improve Thread priority