Fix print_var calls: new fmt, indent, etc.

Changed print_var calls to correctly use new arguments:
 - fmt
 - indent
 - col1_width

Change-Id: If80088d5b69865074fd510421b918da7fd8e874e
Signed-off-by: Michael Walsh <micwalsh@us.ibm.com>
diff --git a/lib/gen_misc.py b/lib/gen_misc.py
index 0dc0d64..9631182 100755
--- a/lib/gen_misc.py
+++ b/lib/gen_misc.py
@@ -66,7 +66,7 @@
     if shell_rc != 0:
         error_message = "Failed to find complete path for file \"" +\
                         file_path + "\".\n"
-        error_message += gp.sprint_var(shell_rc, 1)
+        error_message += gp.sprint_var(shell_rc, gp.hexa())
         error_message += out_buf
         if robot_env:
             BuiltIn().fail(gp.sprint_error(error_message))
@@ -454,10 +454,10 @@
 
     var1 = 0xfffffffffffffff1
     print_var(var1)
-    print_var(var1, 1)
+    print_var(var1, hexa())
     var1 = to_signed(var1)
     print_var(var1)
-    print_var(var1, 1)
+    print_var(var1, hexa())
 
     The following is written to stdout:
     var1:  18446744073709551601