Fixing godoc formatting (#52)

Author: lucasvo

proofs/tree.go

@@ -24,7 +24,7 @@ Fields can be treated as raw (already hashed values) by setting the option `proo
 		string value_b = 2 [
 			(proofs.exclude_from_tree) = true
 		];
-		bytes value_c = 3[
+		bytes value_c = 3 [
 			(proofs.hashed_field) = true
 		];
 	}
@@ -38,7 +38,7 @@ Nested, repeated, and map fields will be flattened following a dotted notation.
 	  repeated Document fieldB = 2;
 	  repeated string fieldC = 3;
 	  map<string, Document> fieldD = 4 [
-	      proofs.key_length = 4
+	      (proofs.key_length) = 4
 	  ];
 	  map<uint64, string> fieldE = 5;
 	}
@@ -141,10 +141,9 @@ The respective JSON for the proof would be:
   }
 
 There are a few things to note:
-* When calculating the hash of the leaf, the dot notation of the property,
-  the value and salt should be concatenated to produce the hash.
-* The default proof expects values of documents to be salted to prevent rainbow table lookups.
-* The value is included in the file as a string value not a native type.
+    - When calculating the hash of the leaf, the dot notation of the property, the value and salt should be concatenated to produce the hash.
+    - The default proof expects values of documents to be salted to prevent rainbow table lookups.
+    - The value is included in the file as a string value not a native type.
 
 Compact Salt Slice
 When you do processing for a document, if you want to save the salts, you can provide
@@ -165,7 +164,7 @@ with the SaltsLengthSuffix option.
 
 Custom Document Prefix
 
-Library supports adding a prefix to the document path by setting up TreeOption.ParentPrefix to the desired value.
+Library supports adding a prefix to the document path by setting up `TreeOption.ParentPrefix` to the desired value.
 
 
 */