Merge branch 'master' of https://github.com/singularity-viewer/SingularityViewer.git

Conflicts:
	indra/newview/llnetmap.cpp
Fix compile errors and warnings on linux after merging Shyotl.
Fix linker errors on linux after merging Shyotl
Minor cleanup.
Missed a spot with the date column for group bans

I'm thinking of putting a setting here instead of hardcoding the date format, actually, but for now this is good enough.
Update spanish translations to reflect a lot of changes and adds in last Alphas builds.
Merge remote-tracking branch 'Liru/master'
Spanish translation pruning, also Manage ban list translation by Damian.
System preferences and Menu translation updates by Nomade Zhao.
Cinder made some logic enhancements to hippogridmanager.cpp, I've picked them up~
Always use dynamic_cast when casting from an LLJoint*
Added more verbose statemachine debug output.
Write initial mesh data to file in larger chunks. Reduces file i/o stalls.
Fix About [APP_NAME] to read About [SHORT_APP_NAME]
Pulled mesh header info parsing and VFS fetching into their own procedures to remove duplicate code.
Manual texture reloading now re-fetches materials-related textures.
Merge branch 'master' of https://github.com/Lirusaito/SingularityViewer.git

Conflicts:
	indra/newview/llviewerobjectlist.cpp
	indra/newview/llviewerpartsim.cpp
Post-merge fixup.
Modernize llradiogroup, allows v3-style attributes: value, label for radio_item; allow_deselect for radio_group.

LLRadioCtrl moves into llradiogroup.cpp
Add "Move to Lost And Found" option for displaced inventory

Inspired by the work of Kitty Barnett
Fixes Issue 1337: Corrupted Inventory
Fixes Issue 1625: Unattainable inventory is Outside of My Inventoy and no options to move back to My Inventory
Fixes Issue 1580: Deleted folders showing outside of inventory folder.