fixed transformation example

[SVN r69217]
fixed invert example for MSVC

[SVN r69234]
updated docs, forgot the placeholder docs


[SVN r69306]
commented thread testcase out

[SVN r69307]
fixed left include test case

[SVN r69315]
fixed left include test case

[SVN r69316]
fixed some pedantic warnings

[SVN r69322]
Added terminal support in phoenix::call

[SVN r69506]
Changes from mjcaisse's review

[SVN r69531]
avoided globals, introduced PHOENIX_ADAPT_FUNCTION macro

[SVN r69602]
fixed error in the dynamic_scope test

[SVN r69771]