diff --git a/debian/changelog b/debian/changelog
index 68d7cb52..1ec4730f 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+guh (0.7.0) wily; urgency=medium
+
+  * Add CoAP
+  * Add OAuth2
+  * Parent/child device relation
+
+ -- Simon Stürz <simon.stuerz@guh.guru>  Mon, 30 Nov 2015 11:29:03 +0100
+
 guh (0.6.0) vivid; urgency=medium
 
   * Add websocket server
diff --git a/guh.pri b/guh.pri
index 0d968c11..7473c089 100644
--- a/guh.pri
+++ b/guh.pri
@@ -2,7 +2,7 @@
 GUH_VERSION_STRING=$$system('dpkg-parsechangelog | sed -n -e "s/^Version: //p"')
 
 # define protocol versions
-JSON_PROTOCOL_VERSION=32
+JSON_PROTOCOL_VERSION=33
 REST_API_VERSION=1
 
 DEFINES += GUH_VERSION_STRING=\\\"$${GUH_VERSION_STRING}\\\" \
diff --git a/guh.pro b/guh.pro
index b1578f28..7d99b274 100644
--- a/guh.pro
+++ b/guh.pro
@@ -34,6 +34,8 @@ test.commands = LD_LIBRARY_PATH=$$top_builddir/libguh:$$top_builddir/tests/libgu
 
 QMAKE_EXTRA_TARGETS += licensecheck doc test
 
+# Inform about guh build
+message(============================================)
 message(Qt version: $$[QT_VERSION])
 message("Building guh version $${GUH_VERSION_STRING}")
 message("JSON-RPC API version $${JSON_PROTOCOL_VERSION}")
@@ -43,6 +45,23 @@ coverage {
     message("Building coverage.")
 }
 
+# Build tests
+!disabletesting {
+    message("Building guh with tests")
+    SUBDIRS += tests
+    DEFINES += TESTING_ENABLED
+} else {
+    message("Building guh without tests")
+}
+
+# Bluetooth LE support
+contains(DEFINES, BLUETOOTH_LE) {
+    message("Bluetooth LE enabled.")
+} else {
+    message("Bluetooth LE disabled (Qt $${QT_VERSION} < 5.4.0).")
+}
+
+# Websocket support
 contains(DEFINES, WEBSOCKET){
     message("Building guh with websocket.")
 } else {
diff --git a/libguh/types/paramtype.cpp b/libguh/types/paramtype.cpp
index 0515d56c..5c77d8bf 100644
--- a/libguh/types/paramtype.cpp
+++ b/libguh/types/paramtype.cpp
@@ -147,7 +147,7 @@ QList<QVariant> ParamType::allowedValues() const
 }
 
 /*! Sets the list of the allowed values of this ParamType to the given List of \a allowedValues. */
-void ParamType::setAllowedValues(const QList<QVariant> allowedValues)
+void ParamType::setAllowedValues(const QList<QVariant> &allowedValues)
 {
     m_allowedValues = allowedValues;
 }
diff --git a/libguh/types/paramtype.h b/libguh/types/paramtype.h
index c3d7b181..b90ad0f0 100644
--- a/libguh/types/paramtype.h
+++ b/libguh/types/paramtype.h
@@ -56,7 +56,7 @@ public:
     void setLimits(const QVariant &min, const QVariant &max);
 
     QList<QVariant> allowedValues() const;
-    void setAllowedValues(const QList<QVariant> allowedValues);
+    void setAllowedValues(const QList<QVariant> &allowedValues);
 
     bool readOnly() const;
     void setReadOnly(const bool &readOnly);
diff --git a/libguh/types/statetype.cpp b/libguh/types/statetype.cpp
index 0c9a808d..60a3a379 100644
--- a/libguh/types/statetype.cpp
+++ b/libguh/types/statetype.cpp
@@ -36,6 +36,10 @@
  *  hardcode it into the plugin. */
 StateType::StateType(const StateTypeId &id):
     m_id(id),
+    m_defaultValue(QVariant()),
+    m_minValue(QVariant()),
+    m_maxValue(QVariant()),
+    m_possibleValues(QVariantList()),
     m_unit(Types::UnitNone)
 {
 
@@ -83,6 +87,45 @@ void StateType::setDefaultValue(const QVariant &defaultValue)
     m_defaultValue = defaultValue;
 }
 
+/*! Returns the minimum value of this StateType. If this value is not set, the QVariant will be invalid. */
+QVariant StateType::minValue() const
+{
+    return m_minValue;
+}
+
+/*! Set the minimum value of this StateType to \a minValue. If this value is not set,
+ *  there is now lower limit. */
+void StateType::setMinValue(const QVariant &minValue)
+{
+    m_minValue = minValue;
+}
+
+/*! Returns the maximum value of this StateType. If this value is not set, the QVariant will be invalid. */
+QVariant StateType::maxValue() const
+{
+    return m_maxValue;
+}
+
+/*! Set the maximum value of this StateType to \a maxValue. If this value is not set,
+ *  there is now upper limit. */
+void StateType::setMaxValue(const QVariant &maxValue)
+{
+    m_maxValue = maxValue;
+}
+
+/*! Returns the list of possible values of this StateType. If the list is empty or invalid the \l{State} value can take every value. */
+QVariantList StateType::possibleValues() const
+{
+    return m_possibleValues;
+}
+
+
+/*! Set the list of possible values of this StateType to \a possibleValues. */
+void StateType::setPossibleValues(const QVariantList &possibleValues)
+{
+    m_possibleValues = possibleValues;
+}
+
 /*! Returns the unit of this StateType. */
 Types::Unit StateType::unit() const
 {
diff --git a/libguh/types/statetype.h b/libguh/types/statetype.h
index e5975cff..28737edb 100644
--- a/libguh/types/statetype.h
+++ b/libguh/types/statetype.h
@@ -42,6 +42,15 @@ public:
     QVariant defaultValue() const;
     void setDefaultValue(const QVariant &defaultValue);
 
+    QVariant minValue() const;
+    void setMinValue(const QVariant &minValue);
+
+    QVariant maxValue() const;
+    void setMaxValue(const QVariant &maxValue);
+
+    QVariantList possibleValues() const;
+    void setPossibleValues(const QVariantList &possibleValues);
+
     Types::Unit unit() const;
     void setUnit(const Types::Unit &unit);
 
@@ -50,6 +59,9 @@ private:
     QString m_name;
     QVariant::Type m_type;
     QVariant m_defaultValue;
+    QVariant m_minValue;
+    QVariant m_maxValue;
+    QVariantList m_possibleValues;
     Types::Unit m_unit;
 };
 
diff --git a/server/jsonrpc/jsontypes.cpp b/server/jsonrpc/jsontypes.cpp
index 1e8691c1..8ab1846d 100644
--- a/server/jsonrpc/jsontypes.cpp
+++ b/server/jsonrpc/jsontypes.cpp
@@ -130,6 +130,9 @@ void JsonTypes::init()
     s_stateType.insert("type", basicTypeRef());
     s_stateType.insert("defaultValue", basicTypeToString(Variant));
     s_stateType.insert("o:unit", unitRef());
+    s_stateType.insert("o:minValue", basicTypeToString(Variant));
+    s_stateType.insert("o:maxValue", basicTypeToString(Variant));
+    s_stateType.insert("o:possibleValues", QVariantList() << basicTypeToString(Variant));
 
     // State
     s_state.insert("stateTypeId", basicTypeToString(Uuid));
diff --git a/tests/auto/api.json b/tests/auto/api.json
index d35cae77..25da2a69 100644
--- a/tests/auto/api.json
+++ b/tests/auto/api.json
@@ -1,4 +1,4 @@
-32
+33
 {
     "methods": {
         "Actions.ExecuteAction": {
@@ -798,6 +798,11 @@
             "defaultValue": "Variant",
             "id": "Uuid",
             "name": "String",
+            "o:maxValue": "Variant",
+            "o:minValue": "Variant",
+            "o:possibleValues": [
+                "Variant"
+            ],
             "o:unit": "$ref:Unit",
             "type": "$ref:BasicType"
         },