make runtime depend on bpf_loader (#4601)

* make runtime depend on bpf_loader

* remove vote redundancy, move bpf_loader to genesis, export program\! from bpf_loader crate

* move bpf_loader specification into genesis

* bpf tests to use genesis with bpf

* need to avoid depending on programs, except for macros

runtime/src/genesis_utils.rs

@@ -15,6 +15,10 @@ pub struct GenesisBlockInfo {
     pub voting_keypair: Keypair,
 }
 
+pub fn create_genesis_block(mint_lamports: u64) -> GenesisBlockInfo {
+    create_genesis_block_with_leader(mint_lamports, &Pubkey::new_rand(), 0)
+}
+
 pub fn create_genesis_block_with_leader(
     mint_lamports: u64,
     bootstrap_leader_pubkey: &Pubkey,
@@ -60,7 +64,11 @@ pub fn create_genesis_block_with_leader(
                 ),
             ),
         ],
-        &[solana_vote_program!(), solana_stake_program!()],
+        &[
+            solana_bpf_loader!(),
+            solana_vote_program!(),
+            solana_stake_program!(),
+        ],
     );
 
     GenesisBlockInfo {