docs: sort tooltip & container options for sanity

BS3 commits: 99f6f700f47154c8126bfbdceadcd3a45627801a
add 'viewport' option to popover docs; 12328 erratum

BS3 commits: 90cfa1a44de353d1b0a8aef080e267bd765159e3
add 'selector' option motivation to tooltip docs

BS3 commits: 6fdbd8e3cf90d1beaccc60396d30303287b4b1b8
update default 'template' value in popover docs

BS3 commits: 00fcf072c6955b1e5ba51298db1026c91783eef6
missed