--Code changes

-Convert all enums to class enum to be consistent with C++11 style.
 -Convert some if/else statements in filter classes to case statements.
 -Add overloaded stream operators to print various enums.

Source/Ember/EmberPch.h

@@ -53,6 +53,7 @@
 #include <sys/stat.h>
 #include <thread>
 #include <time.h>
+#include <type_traits>
 #include <vector>
 #include <unordered_map>