Code clean-up drive as per latest robot 7.x

Changes:
   - Keyword name 'Should contain' does not follow
     case convention
   - Section '*** Variables ***' is empty
   - Section variable '${poweron_flag}' name is
     not uppercase
   - Invalid number of empty lines between sections

Tested:
   - NA

Change-Id: I424640ffc0ceba82f1f13b57ae7df60e9118546f
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/xcat/test_xcat_group.robot b/xcat/test_xcat_group.robot
index 1a553d7..34e6496 100644
--- a/xcat/test_xcat_group.robot
+++ b/xcat/test_xcat_group.robot
@@ -12,8 +12,8 @@
 
 *** Variables ***
 
-${poweron_flag}   ON
-${poweroff_flag}  OFF
+${POWERON_FLAG}             ON
+${POWEROFF_FLAG}            OFF
 ${NUM_POWER_STATUS_CHECKS}  1000
 
 *** Test Cases ***
@@ -28,7 +28,6 @@
       Validate Added Node  ${bmc}
     END
 
-
 Power On Via XCAT And Validate
     [Documentation]  Power on via XCAT and validate.
     [Tags]  Power_On_Via_XCAT_And_Validate
@@ -36,10 +35,9 @@
     # Power on each BMC node and validate the power status.
     FOR  ${bmc}  IN  @{BMC_LIST}
       Power On Via XCAT  ${bmc}
-      Validate Power Status Via XCAT  ${bmc}  ${poweron_flag}
+      Validate Power Status Via XCAT  ${bmc}  ${POWERON_FLAG}
     END
 
-
 Power Off Via XCAT And Validate
     [Documentation]  Power off via XCAT and validate.
     [Tags]  Power_Off_Via_XCAT_And_Validate
@@ -47,10 +45,9 @@
     # Power off each BMC node and validate the power status.
     FOR  ${bmc}  IN  @{BMC_LIST}
       Power Off Via XCAT  ${bmc}
-      Validate Power Status Via XCAT  ${bmc}  ${poweroff_flag}
+      Validate Power Status Via XCAT  ${bmc}  ${POWEROFF_FLAG}
     END
 
-
 Add Nodes To Group List
     [Documentation]  Add BMC nodes into group.
     [Tags]  Add_Nodes_To_Group_List
@@ -61,7 +58,6 @@
       Validate Node Added In Group  ${bmc}  ${GROUP}
     END
 
-
 Power On Group And Validate
     [Documentation]  Power on all BMCs in group and validate.
     [Tags]  Power_On_Group_And_Validate
@@ -81,10 +77,9 @@
 
     # Validate power status on each BMC node one by one.
     FOR  ${bmc_node}  IN  @{bmc_nodes}
-      Validate Power Status Via XCAT  ${bmc_node}  ${poweron_flag}
+      Validate Power Status Via XCAT  ${bmc_node}  ${POWERON_FLAG}
     END
 
-
 Power Off Group And Validate
     [Documentation]  Power off all BMCs in group and validate.
     [Tags]  Power_Off_Group_And_Validate
@@ -103,10 +98,9 @@
 
     # Validate power status on each BMC node one by one.
     FOR  ${bmc_node}  IN  @{bmc_nodes}
-      Validate Power Status Via XCAT  ${bmc_node}  ${poweroff_flag}
+      Validate Power Status Via XCAT  ${bmc_node}  ${POWEROFF_FLAG}
     END
 
-
 Continuous Node Power Status
     [Documentation]  Continuously get the power status.
     # This keyword verifies the REST connectivity between XCAT and the BMC node.
@@ -122,10 +116,9 @@
     # of the BMC node
 
     FOR  ${index}  IN RANGE  1  ${NUM_POWER_STATUS_CHECKS}
-      Validate Power Status Via XCAT  ${BMC_LIST[1]}  ${poweron_flag}
+      Validate Power Status Via XCAT  ${BMC_LIST[1]}  ${POWERON_FLAG}
     END
 
-
 Get Temperature Reading Via XCAT
     [Documentation]  Get temperature reading via XCAT.
     [Tags]  Get_Temperature_Reading_Via_XCAT
@@ -149,7 +142,6 @@
       Log  \n Temperature reading on $[bmc}\n ${temp_reading}
     END
 
-
 Get Fanspeed Reading Via XCAT
     [Documentation]  Get fanspeed via XCAT.
     [Tags]  Get_Fanspeed_Reading_Via_XCAT
@@ -168,7 +160,6 @@
       Log  \n fanspeed on $[bmc}\n ${fanspeed}
     END
 
-
 Get Voltage Reading Via XCAT
     [Documentation]  Get voltage via XCAT.
     [Tags]  Get_Voltage_Reading_Via_XCAT
@@ -184,7 +175,6 @@
       Log  \n Voltage reading on $[bmc}\n ${voltage}
     END
 
-
 Get Wattage Via XCAT
     [Documentation]  Get wattage via XCAT.
     [Tags]  Get_Wattage_Via_XCAT