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	Installer cmd-line arguments
 
To get list of options run the installer with -help.
Available options:
-install : this triggers installation 
-s, -silent : silent installation, doesn’t show UI 
-d <directory> e.g. Sumatra-install.exe -install -d "c:\Sumatra PDF"
set directory where program is installed. The default is %LOCALAPPDATA%\SumatraPDF or %PROGRAMFILES%\SumatraPDF with -all-users 
-x : don’t  install, extract the files
extracts files to current directory or directory provided with -d option 
-with-filter : install search filter 
-with-preview : install shell preview for PDF files 
-uninstall : uninstalls SumatraPDF 
Ver 3.2+
-log
writes installation log to %LOCALAPPDATA%\sumatra-install-log.txt. At the end of installation will open the log file in notepad. 
Ver 3.4+
-all-users : installs system-wide, for all users
installs to %PROGRAMFILES%\SumatraPDF and writes to HKLM registry 
Ver 3.6+
-fast-install : automatically starts installation with default options, starts the app when installation is finished