remove src directory, which is gumming up conda installs; addresses issue #77

Author: lstein

.gitmodules

@@ -1,13 +0,0 @@
-[submodule "taming-transformers"]
-	   path = src/taming-transformers
-	   url  = https://github.com/CompVis/taming-transformers.git
-	   ignore = dirty
-[submodule "clip"]
-	   path = src/clip
-	   url  = https://github.com/openai/CLIP.git
-	   ignore = dirty
-[submodule "k-diffusion"]
-	   path = src/k-diffusion
-	   url  = https://github.com/lstein/k-diffusion.git
-	   ignore = dirty
-