Bump stable to 1.10.8 (#8951)

* parity-version: bump stable to 1.10.8

* Update ropsten.json (#8926)

* Update hardcoded headers (#8925)

* Update kovan.json

Update Kovan to block 7693549

* Update foundation.json

Updated to block #5812225

* Update ropsten.json

Update to 3465217

* Update ropsten.json

use tabs

* Update foundation.json

use tabs

* Update kovan.json

use tabs

* scripts: minor improvements (#8930)

* CI: enable 'latest' docker tag on master pipeline

* CI: mark both beta and stable as stable snap.

* CI: sign all windows binaries

* scripts: remove whisper target not available in stable

* Revert "Update hardcoded headers (#8925)"

This reverts commit e1dc515603bac39751fa94e9547cc4e06f27c79a.

* scripts: fix gitlab strip binaries

* scripts: fix docker build tag on latest using master (#8952)

* rpc: cap gas limit of local calls (#8943)

rpc/src/v1/helpers/fake_sign.rs

@@ -15,7 +15,6 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 use transaction::{Transaction, SignedTransaction, Action};
-use ethereum_types::U256;
 
 use jsonrpc_core::Error;
 use v1::helpers::CallRequest;
@@ -29,7 +28,7 @@ pub fn sign_call(request: CallRequest, gas_cap: bool) -> Result<SignedTransactio
 		}
 		Some(gas) => gas,
 		None if gas_cap => max_gas,
-		None => U256::from(2) << 50,
+		None => max_gas * 10,
 	};
 	let from = request.from.unwrap_or(0.into());