remove leading plus sign from token

Author: alok1304

src/cluecode/copyrights.py

@@ -428,7 +428,11 @@ def get_tokens(numbered_lines, splitter=re.compile(r'[\t =;]+').split):
         for tok in splitter(line):
             # strip trailing quotes+comma
             if tok.endswith("',"):
-                tok = tok.rstrip("',")          
+                tok = tok.rstrip("',")
+
+            # remove leading plus sign
+            if tok.startswith('+'):
+                tok = tok.lstrip('+')
 
             tok = (
                 tok
@@ -437,8 +441,8 @@ def get_tokens(numbered_lines, splitter=re.compile(r'[\t =;]+').split):
                 .strip()
             )
 
-            # convert '+AUTHOR' to ('author' or 'Author')
-            if tok == '+AUTHOR':
+            # convert 'AUTHOR' to ('author' or 'Author')
+            if tok == 'AUTHOR':
                 tok = 'author' 
 
             # Split tokens like 'Author:Frankie.Chu' into 'Author' and 'Frankie.Chu'