Merge pull request #25 from finnlabs/release/1.0

Release/1.0
Spect test for wrong value format of YAML properties
Added an array with numeric properties and check is value format is correct
Merge pull request #26 from slawa85/feature/8419_internal_error_wrong_YAML_pdf_export
Add changelog entry
Merge branch 'release/3.0' into dev

Conflicts:
	doc/CHANGELOG.md
Bump version to corresponding core version
Cleanup whitespace

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Merge pull request #28 from finnlabs/fix/whitespace-cleanup

Cleanup whitespace
Remove obsolete openproject-plugins dependency

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Remove mention of openproject-plugins in README

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Remove superfluous comment in engine.rb

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Merge pull request #29 from finnlabs/feature/integrate-op-plugins-plugin

Remove obsolete openproject-plugins dependency
Convert specs to RSpec 2.99.0 syntax with Transpec

This conversion is done by Transpec 1.12.0 with the following command:
    transpec

* 39 conversions
    from: obj.should
      to: expect(obj).to

* 3 conversions
    from: be_true
      to: be_truthy

* 2 conversions
    from: == expected
      to: eq(expected)

* 1 conversion
    from: be_false
      to: be_falsey

* 1 conversion
    from: obj.stub(:message)
      to: allow(obj).to receive(:message)
Convert specs to RSpec 2.99.0 syntax with Transpec

This conversion is done by Transpec 2.3.1 with the following command:
    transpec

* 3 conversions
    from: describe 'some view' { }
      to: describe 'some view', :type => :view { }

* 1 conversion
    from: describe 'some controller' { }
      to: describe 'some controller', :type => :controller { }

For more details: https://github.com/yujinakayama/transpec#supported-conversions
Merge pull request #27 from finnlabs/feature/rspec-299

RSpec 2.99 Upgrade
fixes a small translation error
Merge pull request #30 from finnlabs/fix/german_rows_formatting

fixes a small translation error
Merge branch 'release/3.0' into dev

Conflicts:
	lib/open_project/pdf_export/version.rb
Update stable to v4.0.0