release v1.18

v1.18 - make no output when -u is only arg and no upgrade available (2017-02-22)

release v1.17

v1.17 - merge branches parsing CN and wildcard certs (2017-02-06)

release v1.16

v1.16 - updated variable for auto upgrade location (2017-01-31)

stable release v1.15

2017-01-12 updated to ignore -r flag if -c is used. (1.15)