[master] many misspelling and typo fixes

reviewed by jelte via jabber.

Changes some log message descriptions and some
function arguments and some output.

src/lib/util/python/gen_wiredata.py.in

@@ -914,9 +914,9 @@ class NSECBASE(RR):
     nbitmap = 1                 # number of bitmaps
     block = 0
     maplen = None              # default bitmap length, auto-calculate
-    bitmap = '040000000003'     # an arbtrarily chosen bitmap sample
+    bitmap = '040000000003'     # an arbitrarily chosen bitmap sample
     def dump(self, f):
-        # first, construct the bitmpa data
+        # first, construct the bitmap data
         block_list = []
         maplen_list = []
         bitmap_list = []