Merge branch 'release/1.3.0'
fixing analytics code
add main state
fix bug with message handling and setting the script while it shouldn't
Merge branch 'hotfix/add_main_state'
Merge branch 'hotfix/add_main_state' into develop
add uri decoding to payment preview id's
Merge branch 'hotfix/uirdecode_ids'
Merge branch 'hotfix/uirdecode_ids' into develop
fix typo in module declaration
Merge branch 'hotfix/decode_uri_error'
Merge branch 'hotfix/decode_uri_error' into develop
#4 add spinners for waiting
Merge branch 'hotfix/loading_spinner'
Merge branch 'hotfix/loading_spinner' into develop
#5, switch pay and preview buttons
Merge branch 'hotfix/switch_buttons' into develop
#7, #6 optimize ux on the lightbox