seperate out docs test so it runs independently (not on every test)

tests/docs/test_docs.py

@@ -0,0 +1,21 @@
+import subprocess
+import unittest
+import os
+
+
+class Doc_Test(unittest.TestCase):
+
+    def test_html(self,rmdir=True):
+        check = subprocess.call(["sphinx-build", "-nW", "-b", "html", "-d", "../../docs/_build/doctrees", "../../docs", "../../docs/_build/html"])
+        assert check == 0
+
+    def test_latex(self,rmdir=True):
+        check = subprocess.call(["sphinx-build", "-nW", "-b", "latex", "-d", "../../docs/_build/doctrees", "../../docs", "../../docs/_build/latex"])
+        assert check == 0
+
+    def test_linkcheck(self,rmdir=True):
+        check = subprocess.call(["sphinx-build", "-nW", "-b", "linkcheck", "-d", "../../docs/_build/doctrees", "../../docs", "../../docs/_build"])
+        assert check == 0 
+
+if __name__ == '__main__':
+    unittest.main()