enhance the function getProperty() to deal with quotations (#3008)

* enhance the function getProperty() to deal with quotations

reword removed the echo  in getProperty()

reword removed the logic of parsing and removing the quotes in set_test_info()

reword updated set_test_info()

updated set_test_info() to resolve conflict

* modified set_test_info()

* modified line 226

external/common_functions.sh

@@ -175,7 +175,7 @@ function set_build() {
 function getProperty() {
     PROP_KEY=$1
     PROP_VALUE=`cat $PROPERTY_FILE | grep "$PROP_KEY" | cut -d'=' -f2`
-    echo $PROP_VALUE
+    echo  `sed -e 's/^"//' -e 's/"$//' <<<"$PROP_VALUE"`
 }
 
 # Used for external_custom tests
@@ -207,29 +207,23 @@ function set_test_info() {
     echo ${path_to_file}    
     PROPERTY_FILE=${path_to_file}/${test}/test.properties
     github_url=$(getProperty "github_url")
-    github_url=`sed -e 's/^"//' -e 's/"$//' <<<"$github_url"`
     script=$(getProperty "script")
-    script=`sed -e 's/^"//' -e 's/"$//' <<<"$script"`
     test_results=$(getProperty "test_results")
     ant_version=$(getProperty "ant_version")
     ivy_version=$(getProperty "ivy_version")
     tag_version=$(getProperty "tag_version")
-    tag_version=`sed -e 's/^"//' -e 's/"$//' <<<"$tag_version"`
     environment_variable=$(getProperty "environment_variable")
     if [[ ! -z "$environment_variable" ]]; then
     environment_variable="MODE=\"java\""
     fi
     debian_packages=$(getProperty "debian_packages")
-    debian_packages=`sed -e 's/^"//' -e 's/"$//' <<<"$debian_packages"`
     debianslim_packages=${debian_packages}
     ubuntu_packages=${debian_packages}
     alpine_packages=$(getProperty "alpine_packages")
     centos_packages=$(getProperty "centos_packages")
     clefos_packages=${centos_packages}
     ubi_packages=$(getProperty "ubi_packages")
-    ubi_minimal_packages=$(getProperty "ubi_minimal_packages")
-    ubi_minimal_packages=`echo "$ubi_minimal_packages" | awk -F'"' '{print $2}'`
-
+    ubi_minimal_packages=${ubi_packages}  
 }
 
 function cleanup_images() {