Linux: install docs in a more packaging-friendly way

Linux: Add initial support for manpages

YACReader.1

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+.\" Manpage for YACReader.
+.\" Contact yoann.gauthier9@gmail.com to correct errors or typos.
+.TH man 8 "5 July 2014" "1.0" "YACReader man page"
+.SH NAME
+YACReader \- launch YACReader application.
+.SH SYNOPSIS
+.B
+YACReader
+pathfile
+[\fIcomicId\fR]
+[\fIlibraryId\fR]
+.SH DESCRIPTION
+YACReader is a free cross-platform comic reader with support for multiple comic files and image formats.
+.SH OPTIONS
+pathfile
+: Path to be opened by YACReader.
+.TP
+\fIcomicId\fR : Comic identifier.
+.TP
+\fIlibraryId\fR : Library identifier. 
+.SH FEATURES
+- rar, zip, cbr, cbz, tar, pdf, 7z and cb7 comics support with compatibility for jpeg, gif, png, tiff and bmp images.
+.TP
+- Fast and easy to use.
+.TP
+- Use your keyboard or mouse for easy navigation.
+.TP
+- Fully customizable magnifying glass.
+.TP
+- Image rotation, double page mode, full size view, fullscreen mode, customizable background color and more.
+.TP
+- Bookmarks and resume reading.
+.TP
+- Find any page easily and quickly with "go to flow",  a customizable eye candy effect for browsing comic pages.
+.SH CONTACTS
+To report bug or contact developpers, send a mail to :
+.RS 3
+.TP 
+\fBinfo@yacreader.com\fR : for general information or suggestions about YACReader.
+.TP
+\fBsupport@yacreader.com\fR : for problems with YACReader or bugs detected.
+.RE
+.SH AUTHOR
+Luis Ángel San Martín Rodríguez (luisangelsm@gmail.com)