Add the link path for the externals-clasp libraries to the built Clasp executables.
Ubuntu 14.04 is known to build Clasp.
Adding hyperlinks to the issues.
Ignore user-config.jam

Add --user-config= so that any user config files that may conflict
with the Jamroot.jam configurations.
Fixes #35
Merge pull request #37 from erm410/35-ignore-user-config

Ignore user-config.jam
Merge pull request #28 from mband/convert_issue_references_to_links_in_readme

Convert issue references to links in readme
Merge pull request #24 from mband/build_with_dll-paths

Add the link path for the externals-clasp libraries to the built Clasp executables.
Merge remote-tracking branch 'upstream/master'