use g-code v0.1.2 to fix program end bug

Cargo.lock

@@ -133,9 +133,9 @@ checksum = "75224bec9bfe1a65e2d34132933f2de7fe79900c96a0174307554244ece8150e"
 
 [[package]]
 name = "g-code"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4b0866fca554553ea6d676c69ce31f6260ceb5680d0e8bb3bf6711f89799a38"
+checksum = "412578b8fb51367bb010118f00d4c835fa74a0ab993525ecd487fa93084a6450"
 dependencies = [
  "codespan",
  "codespan-reporting",

Cargo.toml

@@ -6,7 +6,7 @@ edition = "2018"
 description = "Convert paths in SVG files to GCode for a pen plotter, laser engraver, or other machine."
 
 [dependencies]
-g-code = "0.1.1"
+g-code = "0.1.2"
 lyon_geom = "0"
 euclid = "0.22"
 structopt = "0.3"

tests/square.gcode

@@ -8,4 +8,4 @@ G1 X9 Y1 F300
 G1 X1 Y1 F300
 G1 X1 Y9 F300
 G0 X0 Y0
-M20
+M2

tests/square_transformed.gcode

@@ -8,4 +8,4 @@ G1 X1 Y0 F300
 G1 X0.9999999999999982 Y8 F300
 G1 X9 Y8 F300
 G0 X0 Y19
-M20
+M2