merge patches from WRspice

 * ADMS is now able to parse BSIM6, BSIMCMG models
 * diff from: adms-2.3.0-wr032014.tar.gz (640 Kb)
   http://www.wrcad.com/ftp/pub/adms-2.3.0-wr032014.tar.gz

 * preprocessorLex.l:
   * remove print to screen of `disciplines.vams`
   * Change string recognition to allow embedded \" as literal quote
   * Capture quoted string containing line continuation character `\`
   * avoid spurious fatal error from an included file which last line contains
   only white space.
 * preprocessorYacc.y:
   * fix BSIM6 parse problem, string macro arg broken by continuator
   caused 'unexpected end-of-line' error.
 * verilogLex.l:
   * Change string recognition to allow embedded \" as literal quote
 * admsXml.c
  * fix website address on info message
  * turn error into verbose message for `mismatch in assigment`
bump to version 2.3.4