Podspec updated.
Merge branch 'master' of https://github.com/paymill/paymill-ios
Merge branch 'master' of https://github.com/paymill/paymill-ios

# By Aleksandar Yalnazov (2) and Yann IRBAH (1)
# Via Aleksandar Yalnazov (1) and Yann IRBAH (1)
* 'master' of https://github.com/paymill/paymill-ios:
  Update README.md
  Update README.md
  Fix broken link to app store
SKD version updated. iOS8 support added.