Indent core library function parameters so that there is only one parameter per line, to increase readability.

Spell check code and manual pages. Remove custom Doxygen CSS stylesheet, as the new 1.7 Doxygen's default stylesheet is much better.

Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.

Oops, incorrectly edited the Benito buttons driver file instead of the JM-DB-U2 buttons driver file.

Fix up preprocessor guards in the new board driver files.

Add button support for the BENITO board target.