TrackRecordingService: remove pause functionality.

Fixes #1233.

src/main/res/values-b+es+419/strings.xml

@@ -97,7 +97,6 @@
     <string name="generic_description_line">Descripción: %1$s</string>
     <string name="generic_name">Nombre</string>
     <string name="generic_name_line">Nombre: %1$s</string>
-    <string name="generic_paused">En pausa</string>
     <string name="generic_recording">Grabando…</string>
     <string name="generic_save">Guardar</string>
     <string name="generic_tracks">Recorridos</string>
@@ -107,7 +106,6 @@
     <string name="image_arrow">Flecha</string>
     <string name="image_marker">Marcador</string>
     <string name="image_marker_count">Recuento de marcadores</string>
-    <string name="image_pause">Pausa</string>
     <string name="image_photo_marker">Marcador de foto</string>
     <string name="image_record">Grabar</string>
     <string name="image_stop">Parar</string>
@@ -323,7 +321,6 @@
     <string name="settings_sensor_disconnected">Desconectado de %1$s</string>
     <string name="instant_export_enabled_title">Exportación instantánea post-entrenamiento</string>
     <string name="hold_to_stop">Mantener para parar</string>
-    <string name="hold_to_pause">Mantener para pausar</string>
     <string name="settings_sensor_wheel_circumference">Circunferencia de la rueda (mm)</string>
     <string name="sensor_state_cadence_avg">Ritmo promedio</string>
     <string name="sensor_state_heart_rate_avg">Tasa cardíaca promedio</string>