Remove old faucet-yaml.dot.

Author: gizmoguy

Makefile

@@ -36,10 +36,6 @@ uml:
 	$(MV) classes*png $(DIST_DIR)/doc
 	$(MV) packages*png $(DIST_DIR)/doc
 
-dot:
-	$(MKDIR) $(DIST_DIR)/doc
-	$(DOT) -Tpng $(SRC_DIR)/docs/images/faucet-yaml.dot -o $(DIST_DIR)/doc/faucet-yaml.png
-
 codefmt:
 	@echo Run below command manually to inline replace current code with newly formatted code per “pep8” guidelines
 	@echo $(YAPF) --style pep8 -i \*py

docs/_static/images/faucet-yaml.dot

@@ -147,7 +147,6 @@ is normally stored in ``dist`` directory. The following are the targets that
 can be used:
 
  - **uml**: Uses ``pyreverse`` to provide code class diagrams.
- - **dot**: Uses ``dot`` to provide hirearchical representation of ``faucet.yaml`` based on ``docs/images/faucet-yaml.dot`` file
  - **codefmt**: Provides command line usage to "Code Style" the Python file
  - **codeerrors**: Uses ``pylint`` on all Python files to generate a code error report and is placed in ``dist`` directory.
  - **stats**: Provides a list of all commits since the last release tag.