Here is a summary of the changes made to the user manual
Updated title page with tentative new version number (3.1.0) and release date (July 2020); also included this information for the new version in the Version Log
Added the code for the new mass transfer subroutine in section 2.1.7, along with a note on why this is necessary for correcting the bug in the previous version of the model
Updated all tutorial results affected by the model change: Table 4, Figures 2-4
Fixes #13
Here is a summary of the changes made to the user manual