mg2d: add MG2DContext.adaptive_step

Unused, for API compatibility with the adaptive step branch.

1 files changed, 1 insertions, 1 deletions

diff --git a/libmg2d.v b/libmg2d.v
index 526ba87..4eced76 100644
--- a/libmg2d.v
+++ b/libmg2d.v
@@ -1,4 +1,4 @@
-LIBMG2D_14 {
+LIBMG2D_15 {
     global: mg2d_*;
     local: *;
 };