Updated replication documentation. Added demo projects.

README.md

projects/MITgcm/.project

projects/MITgcm/data.template

projects/MITgcm/layers-size.template

projects/MITgcm/mitgcm.decl

projects/MITgcm/package.template

projects/MITgcm/size.template

projects/MITgcm/tutorial_baroclinic_gyre.oconf

projects/MITgcm/tutorial_barotropic_gyre.oconf

projects/MITgcm/tutorial_reentrant_channel.oconf

projects/UVic/.project

projects/UVic/configuration.oconf

projects/UVic/control.in.template

projects/UVic/mk.in.template

projects/UVic/uvic.decl