reformat a few description texts (content not changed)
describe the newEmail argument in the CHANGEEMAIL command
more clearly specify the value returned by GETINGAMETIME
in CHANGEEMAIL, document that accounts may share one email address
fix indent (2, not 3 spaces)
identify the latest versions changelog as a work in progress
adjust the `et` flag description in the changelog
move commands added in the last version already to the proper change-log location
Merge pull request #32 from hoijui/master

minor maintenance work