renamed modules and generators to fit pep8

mathgenerator/funcs/decimal_to_binary.py

@@ -0,0 +1,15 @@
+from .__init__ import *
+
+
+def DecimalToBinaryFunc(max_dec=99):
+    a = random.randint(1, max_dec)
+    b = bin(a).replace("0b", "")
+
+    problem = "Binary of " + str(a) + "="
+    solution = str(b)
+
+    return problem, solution
+
+
+decimal_to_binary = Generator("Decimal to Binary", 14, "Binary of a=", "b",
+                              DecimalToBinaryFunc)