Revert "Merge pull request #38 from b95505017/okhttp"
Revert "Merge pull request #38 from b95505017/okhttp"

This reverts commit f4aebc6cf3870c9d0ad422ac4ac3f7440f24b68e, reversing
changes made to 0005a73c923638f92e2ae2113817319c615bbf61.

StraaS/StraaS-android-sdk-sample