Fix a net bug that was responsible for never (!) entrapping monsters. Whoops...

Also autoID a weapon of returning the player actually sees returning. (Bug 1830129)

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@2870 c06c8d41-db1a-0410-9941-cceddc491573

Created by  j-p-e-g  on November 18, 2007
6QOJM3P5IONWA3LWLN7YT7KZKNSFNIGNRLL5ZIKFRQ42BDURNAEAC
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