fix/improve wii building
sdl is not a portlib, contains wii specific bits
use liblcf as portlib
support parallel compiling
small improvements in wii makefile
TOPDIR simplifies folder logic
'make echoconf' shows expected folder structure
'make addr2line' translates adresses from stack dump to source code
Event IDs can contain gaps... Fixes #201
Detect new savegames in the title scene correctly
Disable the feature that shows Scene_End when menu calling is forbidden. (conflicts with Escape KeyInput events)
Merge pull request #202 from Ghabry/save

Save fixes
Merge pull request #199 from carstene1ns/master

improve compiling for wii target
Implement Start/EndJump move commands.
make cmake folders dynamic
allow parallel build on travis
cmake: dont pull in sdl headers
Merge pull request #207 from carstene1ns/fix_travis

make cmake folders dynamic and allow parallel build on travis
Skipping logic was incorrect (event ended after battle when there was no additional handler instead of continuing)
Refactor jump command
Delete commented code.
Merge pull request #206 from MarianoGnu/master

Implement Start/EndJump move commands.
Fix saving on platforms where the save path is not the working directory (Android, Wii)
Same fix for easyrpg_log file. Use MakePath.
convert to cstring
Merge pull request #208 from Ghabry/events

Fix continuation after battles and saving on some platforms