Add /.idea to .gitignore

See merge request !200

fix missing assert include

See merge request !199

Remove boost uuid

See merge request !191

Remove boost::algorithm

See merge request !196

Remove boost multi_array

See merge request !195

Remove boost tribool

See merge request !192

Resolve "no semicolon after WALBERLA_ASSERT in release"

Closes #90

See merge request !193

Remove boost::dynamic_bitset

See merge request walberla/walberla!194

This is needed to avoid different behaviour
between release and debug builds

Fixing std::optional (std::experimental::optional does not seem to have the exact same interface as std::optional)

Fix errors introduced with replacing boost::type_traits

See merge request !190

Replace boost::{type_traits, enable_if and mpl} with standard library features...

See merge request !182

Replace boost::{type_traits, enable_if and mpl} with standard library features where (easily) possible

replace boost::tuple with std::tuple in pe

See merge request walberla/walberla!187

Replace remaining uses of boost::ref and remove comments about boost

See merge request !188

Resolve "Add clang 8.0 to ci"

Closes #84

See merge request walberla/walberla!179

Added docu to PdfField class

Closes #1

See merge request !185

Replace Boost lexical_cast, numeric, math, range, demangle, hash

See merge request !184