Squashed commit of the following:

    Finished edit algorithms.

Author: ggarra13

src/opentimelineio/CMakeLists.txt

@@ -9,7 +9,7 @@ set(OPENTIMELINEIO_HEADER_FILES
     composable.h
     composition.h
     deserialization.h
-    editAlgorithm.h
+    algo/editAlgorithm.h
     effect.h
     errorStatus.h
     externalReference.h
@@ -45,7 +45,7 @@ add_library(opentimelineio ${OTIO_SHARED_OR_STATIC_LIB}
     composable.cpp
     composition.cpp
     deserialization.cpp
-    editAlgorithm.cpp
+    algo/editAlgorithm.cpp
     effect.cpp
     errorStatus.cpp
     externalReference.cpp