a2ping: add page (#10944)

* a2ping: add page

---------

Signed-off-by: Pranav <npv12@iitbbs.ac.in>
Signed-off-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>
Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

pages/common/a2ping.md

@@ -0,0 +1,32 @@
+# a2ping
+
+> Convert images into EPS or PDF files.
+> More information: <https://manned.org/a2ping>.
+
+- Convert an image to PDF (Note: Specifying an output filename is optional):
+
+`a2ping {{path/to/image.ext}} {{path/to/output.pdf}}`
+
+- Compress the document using the specified method:
+
+`a2ping --nocompress {{none|zip|best|flate}} {{path/to/file}}`
+
+- Scan HiResBoundingBox if present (Note: It Defaults to yes):
+
+`a2ping --nohires {{path/to/file}}`
+
+- Allow page content below and left of the origin (Note: It defaults to no):
+
+`a2ping --below {{path/to/file}}`
+
+- Pass extra arguments to `gs``:
+
+`a2ping --gsextra {{arguments}} {{path/to/file}}`
+
+- Pass extra arguments to external program (i.e pdftops):
+
+`a2ping --extra {{arguments}} {{path/to/file}}`
+
+- Display help:
+
+`a2ping -h`