Changes from Mercurial (hg http://isabelle.in.tum.de/repos/isabelle/ default)
Summary
- merged
- more direct invocation of Windows exe: avoid extra bash, cygpath, exec;
- tuned whitespace;
- updated to bash_process-1.2.3: rebuild on current reference PLATFORMS;
- Added tag Isabelle2019-RC3 for changeset 85de4fdec61b
- more robust InstallPath (amending 4ce07be8ba17): self-directory may be odd temp dir produced by browser "Run" operation;
- avoid extra subprocess -- potentially more robust on Cygwin;
- updated to cygwin-20190524;
- proper version;
- tuned spelling;
- more thorough assignment, e.g. when "purge" removes commands that were not assigned;
- tuned whitespace;
- tuned signature (following Scala version);
- tuned;
- obsolete (incompatible with Isabelle2019);
- amended to unoverload actually all parameters of a type variable
- proper message;