Implementing 8 bit mode for meta.

st.info

@@ -147,6 +147,7 @@ st| simpleterm,
 	kich1=\E[2~,
 	knp=\E[6~,
 	kmous=\E[M,
+	km,
 	kpp=\E[5~,
 	lines#24,
 	mir,
@@ -162,6 +163,7 @@ st| simpleterm,
 	rmcup=\E[?1049l,
 	rmir=\E[4l,
 	rmkx=\E[?1l\E>,
+	rmm=\E[?1034l,
 	rmso=\E[27m,
 	rmul=\E[m,
 	rs1=\Ec,
@@ -178,6 +180,7 @@ st| simpleterm,
 	smcup=\E[?1049h,
 	smir=\E[4h,
 	smkx=\E[?1h\E=,
+	smm=\E[?1034h,
 	smso=\E[7m,
 	smul=\E[4m,
 	tbc=\E[3g,