Fix move tail ads even if no amazon ad table
Fix removing deleted messages in sync reload

this problem occurs with akahuku.reload.range.syncbutton.nodelete = false
Adapt for monaca boards with non euc-jp charset
Add saveimage buttons for monaca with image res
Make meta charset of MHT SJIS instead of UTF-8
Update information of boards
Bump maxVersion of SeaMonkey up to 2.* (NO TEST)
Remove parents of ad iframe for MHT ignoring "."
Version 5.2.90.sp_rev.24
Merge branch 'develop'