Allow percentages to be decimal rather than integer

#9
Allow decimal rather than integer for currency values.

Added/updated verification tests.

#11
Updated with latest changes.
Updated documentation from highlighted sections in
https://docs.google.com/a/acclar.org/spreadsheet/ccc?key=0AnWngmdQt3stdDcwRHJxaXgtLWVoY2N5VWt4ck1oeGc#gid=1

Note: excluded contact-info/person-name job-title, pending resolution
of #12

#7
Merge branch 'pre-version1.03' into 1.03dev

Conflicts:
	CHANGES.txt