Chris Shoemaker's patch: Various comments and typo fixes.

[Derek Atkins]

Log Message:
-----------
Chris Shoemaker's patch: Various comments and typo fixes.

	* Comments and typo fixes

Tags:
----
gnucash-gnome2-dev

Modified Files:
--------------
    gnucash:
        ChangeLog
        README
    gnucash/src/app-utils:
        gnc-ui-util.c
        gnc-ui-util.h
        option-util.c
        options.scm
    gnucash/src/bin:
        Makefile.am
    gnucash/src/doc:
        engine.txt
    gnucash/src/engine:
        Account.h
        Transaction.h
        gnc-date.h
        gnc-pricedb.c
        guid.h
        qofbook.h
        qofclass.h
        qofid.c
    gnucash/src/gnome-utils:
        gnc-frequency.h
        gnc-tree-model-account.c
        gnc-tree-model-commodity.h
        gnc-tree-view-common.h