Fix cast of boolean where cast of LHS intended.

Closes #74.
Added -strictpem parameter to enable processing of PEM files with data prior to the BEGIN marker
Changed -strictpem to use PEM_read_bio
Fix for test_bn regular expression to work on Windows using MSYS. PR#3346
aesp8-ppc.pl: optimize CBC decrypt even further.

10-19% improvement depending on key length and endianness.
remove duplicate 0x for default RSASSA-PSS salt len
Fix memory leak.

PR#3278
Set version number correctly.

PR#3249
aesv8-armx.pl: add CTR implementation.

Submitted by: Ard Biesheuvel.