[DOC] Clarify roles of PhpUnit classes
[BUGFIX] Wrong namespaces
[FEATURE] Add breakpoints for if statements

Currently, the breakpoints are only added to the static analysis
results. These can later be used to set breakpoints when a test run is
started.
[FEATURE] Add watch expressions for static analysis result
[TASK] Support more expressions to breakpoint factory
[TASK] Rename NodeIdManipulator to …Generator
[TASK] Rename file analysis result class
[FEATURE] File analyzer
[FEATURE] Group file results in sets
Merge branch 'issue-7'