Fix (hopefully) library dependency resolution.

Installing libs is now enabled, hardcoded.
Enable -Wall for all builds.
Fix many warnings and latent bugs.

gui/dialogs/CopyInstanceDialog.cpp

@@ -33,7 +33,7 @@
 #include "logic/BaseInstance.h"
 
 CopyInstanceDialog::CopyInstanceDialog(BaseInstance *original, QWidget *parent)
-	: m_original(original), QDialog(parent), ui(new Ui::CopyInstanceDialog)
+	:QDialog(parent), ui(new Ui::CopyInstanceDialog), m_original(original)
 {
 	MultiMCPlatform::fixWM_CLASS(this);
 	ui->setupUi(this);

gui/dialogs/EditNotesDialog.cpp

@@ -21,8 +21,8 @@
 #include <QApplication>
 
 EditNotesDialog::EditNotesDialog(QString notes, QString name, QWidget *parent)
-	: m_instance_notes(notes), m_instance_name(name), QDialog(parent),
-	  ui(new Ui::EditNotesDialog)
+	: QDialog(parent), ui(new Ui::EditNotesDialog), m_instance_name(name),
+	  m_instance_notes(notes)
 {
 	MultiMCPlatform::fixWM_CLASS(this);
 	ui->setupUi(this);

gui/dialogs/InstanceSettings.cpp

@@ -32,7 +32,7 @@
 #include <QMessageBox>
 
 InstanceSettings::InstanceSettings(SettingsObject *obj, QWidget *parent)
-	: m_obj(obj), QDialog(parent), ui(new Ui::InstanceSettings)
+	: QDialog(parent), ui(new Ui::InstanceSettings), m_obj(obj)
 {
 	MultiMCPlatform::fixWM_CLASS(this);
 	ui->setupUi(this);

gui/dialogs/LegacyModEditDialog.cpp

@@ -31,7 +31,7 @@
 #include <QKeyEvent>
 
 LegacyModEditDialog::LegacyModEditDialog(LegacyInstance *inst, QWidget *parent)
-	: m_inst(inst), QDialog(parent), ui(new Ui::LegacyModEditDialog)
+	: QDialog(parent), ui(new Ui::LegacyModEditDialog), m_inst(inst)
 {
 	MultiMCPlatform::fixWM_CLASS(this);
 	ui->setupUi(this);

gui/dialogs/OneSixModEditDialog.cpp

@@ -40,7 +40,7 @@
 #include "logic/ForgeInstaller.h"
 
 OneSixModEditDialog::OneSixModEditDialog(OneSixInstance *inst, QWidget *parent)
-	: m_inst(inst), QDialog(parent), ui(new Ui::OneSixModEditDialog)
+	: QDialog(parent), ui(new Ui::OneSixModEditDialog), m_inst(inst)
 {
 	MultiMCPlatform::fixWM_CLASS(this);
 	ui->setupUi(this);