LLVMtools update

Signed-off-by: Andrew Miller <amiller@dappervision.com>
Merge branch 'master' of https://github.com/shadow/shadow
Fixed error in LLVMTools.cmake

Signed-off-by: Andrew Miller <amiller@dappervision.com>
Merge branch 'master' of https://github.com/shadow/shadow
Merge branch 'master' of https://github.com/shadow/shadow
C++ constructors should be appended to _plugin_ctors, not __shadow_plugin_init__

Signed-off-by: Andrew Miller <amiller@dappervision.com>
calling fcntl(FSET_FL) and fcntl(FGET_FL) on a descriptor now return something meaningful

Signed-off-by: Andrew Miller <amiller@dappervision.com>
Merge branch 'master' of github.com:amiller/shadow
Merge branch 'master' of github.com:shadow/shadow

Signed-off-by: Andrew Miller <amiller@dappervision.com>

Conflicts:
	src/interpose/shd-interposer.c
Merge branch 'master' of github.com:amiller/shadow into amiller-master
set flags for timerfd_create
Merge branch 'amiller-master'