MANIFEST - add new files

Added:
C/t/25proto.t, C/t/proto1.p, C/t/proto2.p, C/t/proto3.p,
C/t/proto4.p and  C/t/proto5.p.
Changes - Update
Inline.pm - Update to version 0.53_01
C/Changes - Update
C/C.pm - Update to 0.53_01 and enable prototyping
C/C.pod - Add docs for prototyping
C/t/25proto.t - new test file
C/t/proto1.p - new file (used by C/t/25proto.t).
C/t/proto2.p - new file (used by C/t/25proto.t).
C/t/proto3.p - new file (used by C/t/25proto.t).
C/t/proto4.p - new file (used by C/t/25proto.t).
C/t/proto5.p - new file (used by C/t/25proto.t).
lib/Inline/MakeMaker.pm - bump version to 0.53_01
lib/Inline/MakeMaker/Changes - Update