Remove empty settings.

test/libsolidity/semanticTests/array/delete/bytes_delete_element.sol

@@ -14,7 +14,6 @@ contract c {
             uint8(data[97]) == 97;
     }
 }
-// ====
 // ----
 // test1() -> true
 // gas irOptimized: 225890

test/libsolidity/semanticTests/array/delete/delete_bytes_array.sol

@@ -30,7 +30,6 @@ contract C {
     }
 }
 
-// ====
 // ----
 // f() -> 0
 // g() -> 0

test/libsolidity/semanticTests/array/delete/delete_memory_array.sol

@@ -11,6 +11,5 @@ contract C {
     }
 }
 
-// ====
 // ----
 // len() -> 0

test/libsolidity/semanticTests/array/delete/delete_on_array_of_structs.sol

@@ -16,6 +16,5 @@ contract C {
     }
 }
 
-// ====
 // ----
 // f() -> true # This code interprets x as an array length and thus will go out of gas. neither of the two should throw due to out-of-bounds access #

test/libsolidity/semanticTests/array/delete/delete_removes_bytes_data.sol

@@ -3,7 +3,6 @@ contract c {
     function del() public returns (bool) { delete data; return true; }
     bytes data;
 }
-// ====
 // ----
 // (): 7 ->
 // storageEmpty -> 0

test/libsolidity/semanticTests/array/delete/delete_storage_array.sol

@@ -33,7 +33,6 @@ contract C {
     }
 }
 
-// ====
 // ----
 // len() -> 0
 // val() -> 0

test/libsolidity/semanticTests/array/delete/delete_storage_array_packed.sol

@@ -12,7 +12,6 @@ contract C {
         return (data[0], data[1], data[2]);
     }
 }
-// ====
 // ----
 // f() -> 0, 0, 0
 // gas irOptimized: 90992

test/libsolidity/semanticTests/array/delete/memory_arrays_delete.sol

@@ -9,6 +9,5 @@ contract Test {
         return x;
     }
 }
-// ====
 // ----
 // del() -> 0, 1, 2, 0, 0, 0, 0x20, 0x21, 0x22, 0x30, 0x31, 0