Script now returns after saving RDS files when in reporting mode.

- remove *explicit* flags for vintages and learning, essentially
switching those to TRUE by default.
- save and load RDS files to a subfolder in the output directory to
not clutter the output dir too much.
- add and group all RDS file save that are related to reporting.

edgeTrpLib, see b6f2a2c6.

Add call to EDGE_Transport script for reporting purposes to the *output* phase of the edge_esm module.

use realization diffCurvPhaseIn2Lin as default for peak budget runs

*.png -> *.PNG

Update tutorials.

new realization of the module 45_carbonprice

Add path_gdx_bau to scenario_config.csv to avoid warning message in s…

Fix minor issues on the edge_esm module

Request to merge the new transport module EDGE-T

so that the autodoc scripts can parse the docstrings.

new CES efficiencies

Add path_gdx_bau to scenario_config.csv to avoid warning message in start.R: In is.na(isettings$path_gdx_bau) : is.na() applied to non-(list or vector) of type 'NULL'

REMIND-MAgPIE coupling: Since there is no reduction of the CO2 price …