Fix Mantis 3109: Revert r11079 and reopen #2888 since I didn't realize that Fred messages also often use built-in suffix appending. Need to either use FUBAR's original solution or re-engineer something else.

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11090 387891d4-d844-0410-90c0-e4c51a9137d3
From MageKing17, Makes the $CD: token for cutscenes.tbl optional. Useful, since a majority of assets no longer require physical CD's.

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11092 387891d4-d844-0410-90c0-e4c51a9137d3
use the OBJ_INDEX macro, because that's why we have it

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11093 387891d4-d844-0410-90c0-e4c51a9137d3
Between the Ashes HPC request: allow ships to attack others on the same team

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11094 387891d4-d844-0410-90c0-e4c51a9137d3
MageKing17's patch for Mantis #3110: Message Brackets not displayed with 'Invisible to Friendlies' flag

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11095 387891d4-d844-0410-90c0-e4c51a9137d3
and on the subject of Mantis #3110: fix the multi_sexp_deal_with_ship_flag issue that MageKing17 noticed, and tweak a sexp to be more clear

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11096 387891d4-d844-0410-90c0-e4c51a9137d3
Between the Ashes HPC request: extend ai-chase-same-team to ai-disarm, ai-disable, and ai-destroy-subsys too

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11097 387891d4-d844-0410-90c0-e4c51a9137d3
stupid missing parenthesis >.>

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11098 387891d4-d844-0410-90c0-e4c51a9137d3
related to Mantis #2971: properly reset shield info when we have a null objp

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11099 387891d4-d844-0410-90c0-e4c51a9137d3
tweaks

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11101 387891d4-d844-0410-90c0-e4c51a9137d3
Fixed a bug reported by Axem: The scripting API used the wrong functions to determine if a hud gauge is a custom hud gauge.

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11102 387891d4-d844-0410-90c0-e4c51a9137d3
don't enable nav system always... that's not how this is supposed to work

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11103 387891d4-d844-0410-90c0-e4c51a9137d3
well ok, revert that

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11104 387891d4-d844-0410-90c0-e4c51a9137d3
Reverted r10944 and r10945 for now, with the exception of the GL_TRIANGLE_STRIP->GL_QUADS fix.

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11105 387891d4-d844-0410-90c0-e4c51a9137d3
allow sexps which reference sounds to use either the table index or the entry name as the reference (based on a patch by m!m, see http://www.hard-light.net/forums/index.php?topic=86293.0)

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11106 387891d4-d844-0410-90c0-e4c51a9137d3
I forget who requested this, but this change now causes FRED to allow numeric sexps to be used for OPF_WEAPON_BANK_NUMBER

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11107 387891d4-d844-0410-90c0-e4c51a9137d3
Parias's patch for Mantis #3102 (make show-subtitle-text positioning consistent on MP clients)

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11108 387891d4-d844-0410-90c0-e4c51a9137d3
make flag checking more efficient and prevent an Int3() on bad data

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11109 387891d4-d844-0410-90c0-e4c51a9137d3
related to Mantis #3121, add parentheses if the string passed to runSEXP doesn't have them

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11110 387891d4-d844-0410-90c0-e4c51a9137d3
remove unused debug function

git-svn-id: svn://svn.icculus.org/fs2open/trunk/fs2_open@11111 387891d4-d844-0410-90c0-e4c51a9137d3