add Certicom licensing e-mail address

 * compressed coordinates.  Uses algorithm 2.3.4 of SEC 1. 

 * Note that the simple implementation only uses affine coordinates.

 *

 * This algorithm is patented by Certicom Corp. under US Patent 6,141,420.

 * This algorithm is patented by Certicom Corp. under US Patent 6,141,420

 * (for licensing information, contact licensing@certicom.com).

 * This function is disabled by default and can be enabled by defining the 

 * preprocessor macro OPENSSL_EC_BIN_PT_COMP at Configure-time.

 */