fix some things people wanted to be cleaner.
rename --map-file to --style.
no more -t alias for --template.
update docs.
rename template entry in map files to changelog.
if --verbose, use changelog_verbose if there, else changelog.
changelog = 'changeset: {rev}:{node}\n{tags}{parents}{manifest}user: {author}\ndate: {date|date}\nfiles: {files}\n{file_adds}{file_dels}description:\n{desc|strip}\n\n\n'
start_file_adds = 'files+: '
file_add = ' {file_add}'
end_file_adds = '\n'
start_file_dels = 'files-: '
file_del = ' {file_del}'
end_file_dels = '\n'
parent = 'parent: {rev}:{node}\n'
manifest = 'manifest: {rev}:{node}\n'
tag = 'tag: {tag}\n'