Version 1.5.0

• Build GitHub-Pages landing page dynamically to have correct link to Documentation (see #329).
• Remove the dist content; it is unneeded since we use npm (see #328).
• Add warn logger to prevent window instantiation without valid parentId (see #327).
• Add tests for MapProvider (see #323).
• Add time slider and time layer aware HOC (see #314).
• Add componentWillReceiveProps method to toggleGroup (see #316).
• Add resize prop functions called as soon as those from react-rnd are called (see #315).
• Several dependency updates.