Fix false file error reporting

See merge request !514

Make FixedRem less laggy by just using the modulo operator.

See merge request !503

Fix MF_NOCLIPTHING

See merge request !467

Lua: Fix some errors not working properly.

See merge request !510

Use M_FileError to return the proper error description, or "end-of-file".

Since the enum type is implementation-defined, and could be either signed or unsigned.

Compare the file name only for real

See merge request STJr/SRB2!511

Calling all Lua consvars

See merge request STJr/SRB2!509

CL_SendRequestFile prepends the path for each file.

* Make sure the consvar's properties are all initialised to zeros as defaults
* Error if the consvar is not given a name
* Error if the consvar has CV_CALL but no call function
* Error if the consvar has CV_NOINIT but not CV_CALL

Update version to 2.1.25

See merge request STJr/SRB2!507

Fix an exploit where players could steal the final hash of a login

See merge request STJr/SRB2!508

PolyObject crush hotfix

See merge request STJr/SRB2!506

Use P_MobjInsidePolyobj instead of P_MobjTouchingPolyobj, so that you can be crushed by the polyobject's middle rather than just its edges

PolyObject fixes backport

See merge request STJr/SRB2!505