[trunk] Remove simple warnings about comments, missing case in switch statement
[trunk] Remove warning about -2147483648 (aka INT_MIN), causing this decimal constant is unsigned only in ISO C90
[trunk] Remove some simple warnings about var being set but not used
[trunk] Remove unused variables from test
[trunk] Remove deprecated functions (not called anywhere in the code base).
Update issue 268
[trunk] Remove warning about unused function
Update issue 268
[trunk] Remove deprecated functions.
Update issue 268
[trunk] Fix md5 values for decode-md5 tests.
Update issue 250
[trunk] Avoid conflicting declarion for fseek in openjp2 vs fseek in openjpip