Merge pull request #742 from oxguy3/optipng

optipng: add page

pages/common/optipng.md

@@ -0,0 +1,23 @@
+# optipng
+
+> PNG image file optimization utility.
+
+- Compress a PNG with default settings:
+
+`optipng {{file.png}}`
+
+- Compress a PNG with best compression:
+
+`optipng -o{{7}} {{file.png}}`
+
+- Compress a PNG with fastest compression:
+
+`optipng -o{{0}} {{file.png}}`
+
+- Compress a PNG and add interlacing:
+
+`optipng -i {{1}} {{file.png}}`
+
+- Compress a PNG and remove all metadata:
+
+`optipng -strip all {{file.png}}`