- dbGet: warn if $select is NULL

- dbGet: warn if $select is NULL
- Update: return 1 if we failed and outputted text
- rootwarn: don't check +o outside RootWarn.pl
- don't make getNewsItem resolve full-string to number; use newsS2N()
- fixed "news set blah"
- added ".tellme x" in DCC CHAT.

git-svn-id: https://svn.code.sf.net/p/infobot/code/trunk/blootbot@500 c11ca15a-4712-0410-83d8-924469b57eb5