zkas: Add a field definition on top of the circuit file.

Currently unused, but will probably be expanded to define proofs over
different fields.

proof/arithmetic.zk

@@ -1,4 +1,5 @@
 k = 13;
+field = "pallas";
 
 constant "Arith" {}
 

proof/burn.zk

@@ -1,4 +1,5 @@
 k = 13;
+field = "pallas";
 
 constant "Burn" {
 	EcFixedPointShort VALUE_COMMIT_VALUE,

proof/encrypt.zk

@@ -6,6 +6,7 @@
 # This is basically the el gamal scheme in ZK
 
 k = 13;
+field = "pallas";
 
 constant "Encrypt" {}
 

proof/inclusion_proof.zk

@@ -1,4 +1,5 @@
 k = 13;
+field = "pallas";
 
 constant "InclusionProof" {
 }

proof/lead.zk

@@ -1,4 +1,5 @@
 k = 13;
+field = "pallas";
 
 constant "Lead" {
          EcFixedPointShort VALUE_COMMIT_VALUE,

proof/mint.zk

@@ -1,4 +1,5 @@
 k = 13;
+field = "pallas";
 
 constant "Mint" {
 	EcFixedPointShort VALUE_COMMIT_VALUE,

proof/opcodes.zk

@@ -1,4 +1,5 @@
 k = 13;
+field = "pallas";
 
 constant "Opcodes" {
 	EcFixedPointShort VALUE_COMMIT_VALUE,

proof/set_v1.zk

@@ -6,6 +6,7 @@
 
 # 2 ** k is the maximum nubmer of rows in the circuit.
 k = 11;
+field = "pallas";
 
 # Section to declare constants used in the circuit.
 # "Set_V1" is the namepsace of circuit. 

proof/tx.zk

@@ -1,4 +1,5 @@
 k = 13;
+field = "pallas";
 
 constant "tx" {
          EcFixedPointShort VALUE_COMMIT_VALUE,

proof/voting.zk

@@ -1,4 +1,5 @@
 k = 13;
+field = "pallas";
 
 constant "Vote" {
 	EcFixedPointShort VALUE_COMMIT_VALUE,