PSAMM 1.0

• Adds the new modelmapping command for mapping reactions and
  compounds ids between different GEMs.
• Adds the new psammotate command for generating draft GEMs
  using a template model and a mapping of orthologous genes to
  another organism.
• Adds the new gimme command which implements the GIMME algorithm
  as described in Becker and Palsson, 2008 (PMID: 18483554).
• Updates the search command to allow for searching of strings
  within any reaction or compound property.
• Updates to the tableexport and excelexport commands to allow
  for the export of additional gene and reaction information.
• Adds new section to the tutorial to detail how to use the
  findprimarypairs commands.
• Renamed duplicatescheck command to dupcheck.