Refactor the testing logic into the common library

Tests the fix for regression in #124.

Generally streamlines the process of test creation - from now on, your
test should have the same name as the reference image. (cc: #63)

test/visual/correct-lotto-placement/correct-lotto-placement.robot

@@ -1,47 +1,24 @@
-*** Settings ***
+ *** Settings ***
 Documentation     PsychTaskFramework correct display of lottery
 Test Setup        Add Needed Images
 Library           SikuliLibrary
 Resource          ../lib.robot
+Test template     Display Correct Lottery With
 
 *** Variables ***
 ${IMAGE_DIR}      ${CURDIR}\\img
 
 *** Test Cases ***
-Display Correct Lottery
-    Sleep  1s
-    Focus Matlab Command Window
-    Input Text  ${EMPTY}  testRA_25
-    Press Special Key  ENTER
-    Wait Until Screen Contain   RA_monetary_USD10_25.png  30
-    Sleep  1s
-    Press Special Key  LEFT
-Display Medical Symbols
-    Sleep  1s
-    Focus Matlab Command Window
-    Input Text  ${EMPTY}  testMDM_img
-    Press Special Key  ENTER
-    Wait Until Screen Contain   MDM_amb50.png  30
-    Sleep  1s
-    Press Special Key  LEFT
-Display Cash Symbols
-    Sleep  1s
-    Focus Matlab Command Window
-    Input Text  ${EMPTY}  testRA_img
-    Press Special Key  ENTER
-    Wait Until Screen Contain   RA_moneyimg_ambig24.png  30
-    Sleep  1s
-    Press Special Key  LEFT
+Correct Win Probability And Color
+    testRA_25
+Correct Medical Image Display
+    testMDM_img
+Correct Monetary Image Display
+    testRA_img
+    testSODM_mon_img
+Correct Food Image Display
+    testHLFF_HF_0
 
 *** Keywords ***
 Add Needed Images
     Add Image Path    ${IMAGE_DIR}
-
-# This is duplicated from ../__init__.txt and should be put in a resource file
-# Focus Matlab Command Window
-#     Add Image Path    ${MATLAB_IMAGE_DIR}
-#     #Type With Modifiers  0  CTRL
-#     Wait Until Screen Contain  matlab-command-window-symbol.png  30
-#     Click  matlab-command-window-symbol.png
-#     Sleep  1s
-#     Press Special Key  ENTER

test/visual/lib.robot

@@ -14,3 +14,13 @@ Focus Matlab Command Window
     Click  matlab-command-window-symbol.png
     Sleep  1s
     Press Special Key  ENTER
+
+Display Correct Lottery With
+    [Arguments]   ${matlab_test_name}
+    Sleep   1s
+    Focus Matlab Command Window
+    Input Text   ${EMPTY}   ${matlab_test_name}
+    Press Special Key   ENTER
+    Wait Until Screen Contain   ${matlab_test_name}.png   15
+    Sleep   1s
+    Press Special Key   LEFT