pull_coroutine< void > - ctor changes
allocate on stack
enable/disable stack unwinding in performance tests
fix performance tests
rename simple_stack_allocator into standard_stack_allocator

Conflicts:
	performance/performance_create_standard.cpp
fix typo in documentation
fix passing moveable coroutine-fn to setup/trampoline
fix copy-ctor and assignment-operator for coroutine_context
fxes for C++11 part
add missingtemplate arg in coroutine_fn typedef
fix Windows - typos
remove pull/push_coroutine_object< void >
remove pull/push_coroutine_object classes
Merge branch 'feature/onstack' into develop

Conflicts:
	performance/performance_create_prealloc.cpp
	performance/performance_create_protected.cpp
	performance/performance_create_standard.cpp