#239 Sb_stadtbildserieEditor implements BeanInitializerProvider
#239 created the inner class Sb_stadtbildserieInitializer inside Sb_stadtbildserieEditor
Merge branch 'feature/239-copy-paste-Sb_stadtbildserieEditor' into dev
#237 Sb_StadtbildWindowSearch: added trim to textbox.getText()
#237 Sb_StadtbildWindowSearch renamed some methods
#237 Sb_StadtbildWindowSearch: introduced the simple interval
#237 Sb_StadtbildWindowSearch.getIntervalForSearch(): sort arguments in alphanumerical order
#237 Sb_StadtbildWindowSearch.getIntervalForSearch(): introduced the class Interval
#237 heavily modified Sb_StadtbildWindowSearchTest
#237 changed Sb_StadtbildWindowSearch in such way that it uses the Interval class
#237 Sb_StadtbildWindowSearch.getIntervalForSearch()
#237 Sb_StadtbildWindowSearchTest: test should fail if an exception is thrown. Jalopy
#237 check for wildcards, comments and jalopy
#237 added tests for wildcards
#237 formatted Sb_StadtbildWindowSearchTest
#237 Sb_StadtbildWindowSearch.NotAValidIntervalException is now public. Sb_StadtbildWindowSearchTest: catch the right exception.
#237 added a check if the input has the right format
#237 added check if numbers are equal
#237 only use one Sb_StadtbildWindowSearch to make the tests
#237 changed the text of the error message