Added linux zip to build, applied fix to exe installer

Also changed README and added license.txt for installers.

README.md

@@ -23,7 +23,7 @@ Developers should gain:
 
 - knowledge of electron
 - knowledge of continuous integration (CI)
-- knowledge of automatic artifacts releasing
+- knowledge of automatic artifacts releasing (CD)
 - sense of pride and accomplishment 🏆
 
 # Installing
@@ -33,30 +33,33 @@ Follow link to [Releases][1] and follow instructions to download and install OGL
 ## Supported platforms
 
 - Windows
-  - Non-admin exe
-  - MSI
-  - AppX
+  - Exe setup
+    - user-install to **AppData** (Admin rights NOT required)
+    - machine-install to **Program Files** (All Users)
+  - Portable exe
 - macOS
   - DMG
   - Pkg
 - Linux
+  - AppImage
+  - Flatpak
   - RPM
   - deb
-  - Flatpak
-  - Snapcraft
+  - snap
+  - pacman
 - All platforms
   - Zip
   - Source code
 
 # Updating
 
-- Automatic updates for Windows and macOS via update.electronjs.org
+- Automatic updates for Windows (Exe installer) and Linux (AppImage)
 
 - Download new version from [Github][1]
 
 # Using
 
-- install and run downloaded application and start using it!  
+- install/launch downloaded application and start using it!  
 - customize background colors/wallpaper
 - select source games folder, insert metadata (manually or automatically)
 - browse, filter, rate and play your games
@@ -69,7 +72,10 @@ As a user, you can contribute by posting ideas and feature requests to [Github I
 
 As a developer, you can contribute just like to any other project, simply by taking over some task in [Github Issues][3], either feature requests, or fixing bugs.
 
-Everyone should read and obey our Code of conduct and Contributing guidance. Project is being linted upon Push or Pull requests and will fail if format is incorrect. We follow [StandardJS][4] rules as they are quite simple and we can easily fix everything with one command.
+Everyone has to read and follow our Code of conduct and Contributing guidance.
+
+Source code is being linted upon Push or Pull requests and CI will 
+fail if format breaks format rules. We follow [StandardJS][4] rules as they are standardized, quite simple and there are tools to easily format our code automatically.
 
 [1]: https://github.com/houby-studio/open-gamers-library/releases
 [2]: https://github.com/houby-studio/open-gamers-library/wiki

build/installer.nsi

@@ -0,0 +1,9 @@
+!macro customInit
+    ${if} $installMode == "all"
+        ${IfNot} ${UAC_IsAdmin}
+            ShowWindow $HWNDPARENT ${SW_HIDE}
+            !insertmacro UAC_RunElevated
+            Quit
+        ${endif}
+    ${endif}
+!macroend

build/license.txt

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 Houby Studio
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

package.json

@@ -7,7 +7,7 @@
     "email": "[email protected]",
     "url": "https://houby-studio.eu/"
   },
-  "version": "0.0.7",
+  "version": "0.0.8",
   "license": "MIT",
   "copyright": "Copyright © 2020 Houby Studio",
   "build": {
@@ -43,7 +43,8 @@
         "snap",
         "deb",
         "rpm",
-        "pacman"
+        "pacman",
+        "zip"
       ]
     }
   },