Update Makefile for pip installations

Author: joerick

Makefile

@@ -1,12 +1,5 @@
 .PHONY: build install-bin install-init-script install
 
-build:
-	python setup.py build
-
-install-bin: build
-	python setup.py install
-
-install-init-script:
-	cp tbprocessd.service /etc/init.d
-
-install: install-tbprocessd install-init-script
+install:
+	pip uninstall tbprocessd
+	pip install .