move to 0.7.0 rc 0

nxtomomill/version.py

@@ -78,9 +78,8 @@ RELEASE_LEVEL_VALUE = {
 MAJOR = 0
 MINOR = 7
 MICRO = 0
-RELEV = "dev"  # <16
+RELEV = "rc"
 SERIAL = 0  # <16
-
 date = __date__
 
 from collections import namedtuple