Support chrome_button_text and chrome_button_url

[petrwl]

Add support

  “chrome_button_text1”: “1“, // optional
  “chrome_button_url1”: “button1_url“, // optional, ignored if chrome_button_text1 is not set
  “chrome_button_text2”: “2“, // optional
  “chrome_button_url2”: “button2_url”, // optional, ignored if chrome_button_text2 is not set 
          

http://docs.pushwoosh.com/docs/createmessage

[coveralls]

Coverage decreased (-0.3%) to 99.502% when pulling 26b99b8 on PetrSchegolskov:master into 89d609e on gomoob:master.

[coveralls]

Coverage decreased (-0.3%) to 99.502% when pulling cb719b5 on PetrSchegolskov:master into 89d609e on gomoob:master.

[coveralls]

Coverage increased (+0.002%) to 99.834% when pulling d6030c1 on PetrSchegolskov:master into 89d609e on gomoob:master.