Revert "(iOS) Resize other icons to 72x72 and 114x114"

This reverts commit 3f34ceeb6203bb83b0b9e9399c08323b6f7671e5.
Revert "(iOS) Resize Icon.png to 57x57"

This reverts commit 095076a45be9fa318450a9cf0ff11254255b7fa5.
Revert "(iOS) New icons"

This reverts commit d63efa04ba471152dc0db69ccba976fa14824568.