fix #580, always show middle name after first name

app/src/main/kotlin/com/simplemobiletools/contacts/pro/models/Contact.kt

@@ -93,12 +93,9 @@ data class Contact(var id: Int, var prefix: String, var firstName: String, var m
     }
 
     fun getNameToDisplay(): String {
-        var firstPart = if (startWithSurname) surname else firstName
-        if (middleName.isNotEmpty()) {
-            firstPart += " $middleName"
-        }
-
-        val lastPart = if (startWithSurname) firstName else surname
+        val firstMiddle = "$firstName $middleName".trim()
+        val firstPart = if (startWithSurname) surname else firstMiddle
+        val lastPart = if (startWithSurname) firstMiddle else surname
         val suffixComma = if (suffix.isEmpty()) "" else ", $suffix"
         val fullName = "$prefix $firstPart $lastPart$suffixComma".trim()
         return if (fullName.isEmpty()) {

build.gradle

@@ -9,7 +9,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.0.0'
+        classpath 'com.android.tools.build:gradle:4.0.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong