update install and test shell scripts

Signed-off-by: Drew Fustini <drew@pdp7.com>

Author: pdp7

install_all_python_versions.sh

@@ -1,9 +1,7 @@
 #!/bin/bash
 # useful for testing changes against all versions of python
 make clean
-echo "Install Python 2.7"
-python2.7 ./setup.py install
-echo "Install Python 3.5"
-python3.5 ./setup.py install
-echo "Install Python 3.6"
-python3.6 ./setup.py install
+echo "Install Python 2"
+python2 ./setup.py install
+echo "Install Python 3"
+python3 ./setup.py install

pytest_all_versions.sh

@@ -2,10 +2,8 @@
 # useful for testing changes against all versions of python
 
 cd test
-echo "Testing Python 2.7"
-python2.7 -mpytest
-echo "Testing Python 3.5"
-python3.5 -mpytest
-echo "Testing Python 3.6"
-python3.6 -mpytest
+echo "Testing Python 2"
+python2 -mpytest
+echo "Testing Python 3"
+python3 -mpytest
 cd ..