Remove a few LineParser serialisers that were missed.

Author: Tristan Youngs

src/classes/CMakeLists.txt

@@ -12,7 +12,6 @@ add_library(
   configuration.cpp
   configuration_box.cpp
   configuration_contents.cpp
-  configuration_io.cpp
   configuration_sites.cpp
   configuration_upkeep.cpp
   configurationAtom.cpp

src/classes/configuration_io.cpp

@@ -114,10 +114,6 @@ class PartialSet : public Serialisable, ResolvableContext
      * Serialisation
      */
     public:
-    // Read data through specified LineParser
-    bool deserialise(LineParser &parser, const CoreData &coreData);
-    // Write data through specified LineParser
-    bool serialise(LineParser &parser) const;
     // Express as a serialisable value
     void serialise(std::string tag, SerialisedValue &target) const override;
     // Read values from a serialisable value