Convert final test suite variables to integers in ClickRobotTest

Some tests failed earlier when run on Python version of Robot Framework
because the suite variables used as expected values in Verify String
were formatted incorrectly. Now all the final values are converted to
integers before setting the suite variables.

Author: psaikkonen

src/test/robotframework/acceptance/0_ClickRobotTest.robot

@@ -276,10 +276,10 @@ Set Scene Values
     ${HEIGHT}                       Call Object Method      ${BOUNDS}    getHeight
     ${MIN_X}                        Convert To Integer      ${MIN_X}
     ${MIN_Y}                        Convert To Integer      ${MIN_Y}
-    ${WIDTH}                        Convert To Integer      ${WIDTH}
-    ${HEIGHT}                       Convert To Integer      ${HEIGHT}
     ${CENTERX}                      Evaluate                ${MIN_X} + (${WIDTH} / 2)
     ${CENTERY}                      Evaluate                ${MIN_Y} + (${HEIGHT} / 2)
+    ${CENTERX}                      Convert To Integer      ${CENTERX}
+    ${CENTERY}                      Convert To Integer      ${CENTERY}
     Set Suite Variable              ${SCENE_MINY}           ${MIN_Y}
     Set Suite Variable              ${SCENE_MINX}           ${MIN_X}
     Set Suite Variable              ${SCENE_CENTERX}        ${CENTERX}
@@ -294,10 +294,10 @@ Set Window Values
     ${HEIGHT}                       Call Object Method      ${BOUNDS}    getHeight
     ${MIN_X}                        Convert To Integer      ${MIN_X}
     ${MIN_Y}                        Convert To Integer      ${MIN_Y}
-    ${WIDTH}                        Convert To Integer      ${WIDTH}
-    ${HEIGHT}                       Convert To Integer      ${HEIGHT}
     ${CENTERX}                      Evaluate                ${MIN_X} + (${WIDTH} / 2)
     ${CENTERY}                      Evaluate                ${MIN_Y} + (${HEIGHT} / 2)
+    ${CENTERX}                      Convert To Integer      ${CENTERX}
+    ${CENTERY}                      Convert To Integer      ${CENTERY}
     Set Suite Variable              ${WINDOW_MINY}          ${MIN_Y}
     Set Suite Variable              ${WINDOW_MINX}          ${MIN_X}
     Set Suite Variable              ${WINDOW_CENTERX}       ${CENTERX}