Initialize variables in-class where appropriate

src/profile/ProfileManager.cpp

@@ -50,10 +50,6 @@ static bool profileNameLessThan(const Profile::Ptr &p1, const Profile::Ptr &p2)
 }
 
 ProfileManager::ProfileManager()
-    : _defaultProfile(nullptr)
-    , _fallbackProfile(nullptr)
-    , _loadedAllProfiles(false)
-    , _shortcuts(QMap<QKeySequence, ShortcutData>())
 {
     // load fallback profile
     initFallbackProfile();

src/profile/ProfileManager.h

@@ -227,7 +227,7 @@ private:
     Profile::Ptr _defaultProfile;
     Profile::Ptr _fallbackProfile;
 
-    bool _loadedAllProfiles; // set to true after loadAllProfiles has been called
+    bool _loadedAllProfiles = false; // set to true after loadAllProfiles has been called
 
     struct ShortcutData {
         Profile::Ptr profileKey;