Merge branch 'issue-2' into 'master'

changed geo:latitude and geo:longitude to geo:lat and geo:long in the ttl and images fixes: #2

Closes #2

See merge request SAREF/saref4envi!4

examples/example1ENVI.ttl

@@ -38,8 +38,8 @@
 
 :LocationTESS005-UCM rdf:type owl:NamedIndividual ,
                               geo:SpatialThing ;
-                     geo:latitude "40.451"^^xsd:float ;
-                     geo:longitude "-3.7261"^^xsd:float ;
+                     geo:lat "40.451" ;
+                     geo:long "-3.7261" ;
                      rdfs:label "Location of photometer TESS stars5"@en .