reworked validFloat() and validInt() functions again

git-svn-id: http://shflags.googlecode.com/svn/trunk@172 9d7cb843-df4f-0410-8a79-4785ae5a3405
added strlen function; back to one math function

git-svn-id: http://shflags.googlecode.com/svn/trunk@173 9d7cb843-df4f-0410-8a79-4785ae5a3405
updated function and variable naming section

git-svn-id: http://shflags.googlecode.com/svn/trunk@174 9d7cb843-df4f-0410-8a79-4785ae5a3405
reworked ksh version check for Solaris 8

git-svn-id: http://shflags.googlecode.com/svn/trunk@175 9d7cb843-df4f-0410-8a79-4785ae5a3405
consolidated validFloat() back to single function; math() fixes

git-svn-id: http://shflags.googlecode.com/svn/trunk@176 9d7cb843-df4f-0410-8a79-4785ae5a3405
fixed all remaining failing tests

git-svn-id: http://shflags.googlecode.com/svn/trunk@185 9d7cb843-df4f-0410-8a79-4785ae5a3405
updated lib/shflags to most recent development version

git-svn-id: http://shflags.googlecode.com/svn/trunk@186 9d7cb843-df4f-0410-8a79-4785ae5a3405
fixed unset variable error

git-svn-id: http://shflags.googlecode.com/svn/trunk@187 9d7cb843-df4f-0410-8a79-4785ae5a3405
latest test resuls

git-svn-id: http://shflags.googlecode.com/svn/trunk@188 9d7cb843-df4f-0410-8a79-4785ae5a3405
fixed math bug on FreeBSD-9.1; retested

git-svn-id: http://shflags.googlecode.com/svn/trunk@189 9d7cb843-df4f-0410-8a79-4785ae5a3405
synced lib/shflags to latest HEAD

git-svn-id: http://shflags.googlecode.com/svn/trunk@190 9d7cb843-df4f-0410-8a79-4785ae5a3405
Update from Upstream