Fixes non-recursive walker generator to yield
Fixes non-recursive walker generator to yield

* Also fixes a lot of documentation formatting.
* Renames variables to avoid clashes with explicit
  imports.

Signed-off-by: Gora Khargosh <a2078c57e3ac12c6dfb97b7c2c4e6d6d7db7e92f@gmail.com>

gorakhargosh/mom,gorakhargosh/mom