clean up spam checking.  (yes, read this message and the patch, lan56). don't crash while stripping whitespace. use temporary variables to improve readability and avoid repeated indirections. use TextUtils, it's there for a reason. don't be scared of whitespace, compilers ignore it. comment the dang code.
clean up spam checking.  (yes, read this message and the patch, lan56).
don't crash while stripping whitespace.
use temporary variables to improve readability and avoid repeated indirections.
use TextUtils, it's there for a reason.
don't be scared of whitespace, compilers ignore it.
comment the dang code.

git-svn-id: 67bf12f30ddf2081c31403e0b02b2123541f1680@8707 08b3d480-bf2c-0410-a26f-811ee3361c24

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