Log Message:
lv2: update to 1.18.4

lv2 (1.18.4) stable;

  * Fix build issues with newer toolchains.
  * Fix spelling errors.
  * atom: Fix spelling errors.
  * patch: Fix spelling errors.
  * patch: Fix type and range of patch:value.
  * patch: Make the type of patch:wildcard more precise.
  * state: Fix spelling errors.
  * ui: Deprecate ui:resize.
  * ui: Fix spelling errors.