fixed captcha not showing up in appimage

deploy/appimage/AppDir/usr/share/doc/libcharls2/copyright

@@ -0,0 +1,48 @@
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Upstream-Name: CharLS
+Upstream-Contact: Jan de Vaan <jan.devaan@versatel.nl>
+Source: https://github.com/team-charls/charls/releases
+Files-Excluded: */test/conformance
+                */test/jlsimage
+                */test/*.raw
+                */test/*.jls
+                */test/*.dcm
+                */test/*.ppm
+                */test/MR2_UNC
+                *.vcproj*
+                *.vcxproj*
+
+Files: *
+Copyright: © Jan de Vaan 2007-2010, all rights reserved.
+License: BSD-3-clause
+
+Files: debian/*
+Copyright: © 2011-2012 Mathieu Malaterre <malat@debian.org>
+License: BSD-3-clause
+
+License: BSD-3-clause
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+ .
+ * Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+ .
+ * Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+ .
+ * Neither the name of my employer, nor the names of its contributors may be
+   used to endorse or promote products derived from this software without
+   specific prior written permission.
+ .
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+