added GetChangesets variant with maxCount parameter (direct map to VersionContolServer.QueryHistory maxCount)
added max changesets value to fetch
merged verify-all with max-count
fixed --max-changeset option
Merge branch 'max_changesets' into max_changesets_and_verify
moved changeset sort to server
updated trace message to include max coutn when set
Merge branch 'max_changesets' into max_changesets_and_verify
added --max-changesets documentation
merged max_changesets