Updates and softens a bit a wallet schema to support the current structure

_wallets/bitcoinwallet.md

@@ -32,9 +32,6 @@ platform:
         link: "https://appworld.blackberry.com/webstore/content/23952882/"
         source: "https://github.com/bitcoin-wallet/bitcoin-wallet"
         screenshot: "bitcoinwalletandroid.png"
-        os:
-        - android
-        - blackberry
         check:
           control: "checkgoodcontrolfull"
           validation: "checkpassvalidationspvp2p"

_wallets/bitgo.md

@@ -40,7 +40,6 @@ platform:
         text: "walletbitgo"
         link: "https://www.bitgo.com/"
         screenshot: "bitgo.png"
-        os:
         check:
           control: "checkpasscontrolmulti"
           validation: "checkfailvalidationcentralized"