X3N0-Life-Form's Call-SSM-Strike SEXP.

git-svn-id: svn://svn.icculus.org/fs2open@10286 387891d4-d844-0410-90c0-e4c51a9137d3
Ported $Velocity Inherit weapons table option from zookeeper branch.

git-svn-id: svn://svn.icculus.org/fs2open@10287 387891d4-d844-0410-90c0-e4c51a9137d3
Ported $Acceleration Time weapons table option from zookeeper branch.

git-svn-id: svn://svn.icculus.org/fs2open@10288 387891d4-d844-0410-90c0-e4c51a9137d3
Ported "no homing speed ramp" weapon flag from zookeeper branch.

git-svn-id: svn://svn.icculus.org/fs2open@10289 387891d4-d844-0410-90c0-e4c51a9137d3