Issue 5692 - Fix printing of complex numbers with a negative imaginary part.
Removes redundant plus sign before the negative sign.
http://d.puremagic.com/issues/show_bug.cgi?id=5692
Merge pull request #1366 from irritate/issue_5692

Issue 5692 - Fix printing of complex numbers with a negative imaginary p...
Deglobalize default threshold value, and fix initialization of threshold variable.
Fixes Issue 10468 - Remove ref from parameter type in lockstep, which caused a regression.
Fixes Issue 10469 - Remove WinAPI prototypes and enums from std.process.
Fix issue 313 & 314
Merge pull request #1368 from 9rnsr/fix_imports

Fix issue 313 & 314 - Add necessary imports and fix FQN accesses
Merge pull request #1371 from AndrejMitrovic/Fix10469

Issue 10469 - Remove WinAPI prototypes and enums from std.process.
More fix for issue 313 & 314
Merge pull request #1372 from 9rnsr/fix_imports

More fix for issue 313 & 314
Remained one for 313 & 314
Merge pull request #1370 from AndrejMitrovic/Fix10468

(Regression 2.063) - Issue 10468 - Remove ref hardcoded from parameter type in lockstep
Merge pull request #1373 from 9rnsr/fix_imports

Remained one for 313 & 314
Tabulation in line 48 causes make to fail.
Some version of make (ie: cygwin) will evaluate it to ^\t$, hence issuing an error.
Tabs replaced by 4 spaces.
Merge pull request #1375 from Geod24/master

Fix simple makefile error
Merge pull request #1337 from 9rnsr/fix_attrs

Potentially @safe & pure formatting
Merge pull request #1357 from WebDrake/random-testcoverage

 Issue 10426 - Improve code coverage of std.random unittests
Fix Refcounted docs - refCountedEnsureInitialized and refCountedIsInitialized did not exist.
Merge pull request #1379 from AndrejMitrovic/FixupRefcountDocs

[trivial] Fix Refcounted docs
Call thisTid to initialize first thread's message box, bypassing checks against setting thread-local variables from a shared static constructor.