Remove secondary setup.py for cal_tools

cal_tools/setup.py

-from setuptools import setup
-
-setup(
-    name='calTools',
-    version='0.1',
-    packages=['cal_tools',],
-    url='',
-    license='(c) European XFEL GmbH',
-    author='Steffen Hauf',
-    author_email='steffen.hauf@xfel.eu',
-    description=''
-)
-

requirements.txt

@@ -35,5 +35,4 @@ sharedmem == 0.3.7
 sphinx == 1.4.5
 tabulate == 0.8.6
 unittest-xml-reporting == 3.0.2
-./cal_tools
 .