Removed unnecessary includes
Reordered includes as per best practices
Changed angular brackets to quotes
Fixed missing include on Linux
Another fix for Linux
Removed some commented out lines to get Travis building again.
Re-added <cerrno> to OTLog.cpp
Correct cerrno this time. *sigh*
Re-added <algorithm> to OTPseudonym
Added cerrno to OTPaths
Added cstdio to OTString
Removed commented-out unnecessary include files
Reinstated wordexp.h in OTString
Re-added missing included files to OTKeyring.cpp
Merge pull request #198 from BugFreeSoftware/minimize_source_includes

Minimize Source Includes