ATLAS-61 : Only show legend entries for markers that exist
Merge pull request #12 from alexisduque/ATLAS-61

ATLAS-61 : Only show legend entries for markers that exist
ATLAS-61 : Only show legend entries for markers that exist
Merge pull request #13 from alexisduque/ATLAS-61

ATLAS-61 : Only show legend entries for markers that exist
Fix typo on delete pdo query
Merge pull request #14 from alexisduque/FIX-PING

Fix typo on delete pdo query