Add missing %release statements

Now all tests run through valgrind without any leaks

Author: sethrj

test/test_random.F90

@@ -25,6 +25,7 @@ subroutine test_uniform_int_distribution()
 
   call uniform_int_distribution(5, 15, rng, arr)
   write(*,*) "Result:", arr
+  call rng%release()
 end subroutine
 
 !-----------------------------------------------------------------------------!
@@ -39,6 +40,7 @@ subroutine test_uniform_real_distribution()
 
   call uniform_real_distribution(5.d0, 15.d0, rng, arr)
   write(*,*) "Result:", arr
+  call rng%release()
 end subroutine
 
 !-----------------------------------------------------------------------------!
@@ -58,6 +60,7 @@ subroutine test_normal_distribution()
   ! Mean=1, sigma=1
   call normal_distribution(1.0d0, rng, arr)
   write(*,*) "Result:", arr
+  call rng%release()
 end subroutine
 
 !-----------------------------------------------------------------------------!

test/test_string.F90

@@ -66,6 +66,7 @@ subroutine test_class()
   ASSERT(i == 5)
   i = s%find("woof")
   ASSERT(i == 0)
+  call s%release()
 end subroutine
 
 !-----------------------------------------------------------------------------!

test/test_vector.F90

@@ -72,7 +72,7 @@ subroutine test_int4()
   ASSERT(element_ptr == -2)
   element_ptr = 1234
   ASSERT(v2%get(2) == 1234)
-
+  call v2%release()
 end subroutine
 
 !-----------------------------------------------------------------------------!
@@ -96,6 +96,8 @@ subroutine test_string()
   call v%set_ref(4, v%get_ref(5))
   ASSERT(v%get(4) == "yours")
 
+  call sref%release()
+  call v%release()
 end subroutine
 
 !-----------------------------------------------------------------------------!