Task: Rename fetchUnparsed -> fetchUncompleted

Which is more appropriate for what this function does

src/parser/Parser.cpp

@@ -112,7 +112,7 @@ void Parser::restore()
     if ( m_services.empty() == true )
         return;
 
-    auto tasks = parser::Task::fetchUnparsed( m_ml );
+    auto tasks = parser::Task::fetchUncompleted( m_ml );
     LOG_INFO( "Resuming parsing on ", tasks.size(), " tasks" );
     for ( auto& t : tasks )
     {

src/parser/Task.cpp

@@ -245,7 +245,7 @@ void Task::resetParsing( MediaLibraryPtr ml )
     sqlite::Tools::executeUpdate( ml->getConn(), req, parser::Task::ParserStep::None );
 }
 
-std::vector<std::shared_ptr<Task>> Task::fetchUnparsed( MediaLibraryPtr ml )
+std::vector<std::shared_ptr<Task>> Task::fetchUncompleted( MediaLibraryPtr ml )
 {
     static const std::string req = "SELECT * FROM " + policy::TaskTable::Name + " t"
         " LEFT JOIN " + policy::FileTable::Name + " f ON f.id_file = t.file_id"

src/parser/Task.h

@@ -140,7 +140,7 @@ public:
     static void createTable( sqlite::Connection* dbConnection );
     static void resetRetryCount( MediaLibraryPtr ml );
     static void resetParsing( MediaLibraryPtr ml );
-    static std::vector<std::shared_ptr<Task>> fetchUnparsed( MediaLibraryPtr ml );
+    static std::vector<std::shared_ptr<Task>> fetchUncompleted( MediaLibraryPtr ml );
     static std::shared_ptr<Task> create( MediaLibraryPtr ml, std::shared_ptr<fs::IFile> fileFs,
                                          std::shared_ptr<Folder> parentFolder,
                                          std::shared_ptr<fs::IDirectory> parentFolderFs,