Remove AdvancedFeatures section whose content can be found on the wiki

...s/chapter/user/40_AdvancedFeatures/00_section_header.adoc

...cedFeatures/01_Feature_Description/00_section_header.adoc

...edFeatures/01_Feature_Description/01_Bash_Completion.adoc

...ture_Description/02_Common_Subexpression_Elimination.adoc

..._AdvancedFeatures/01_Feature_Description/03_PROBPATH.adoc

...er/40_AdvancedFeatures/01_Feature_Description/04_TLC.adoc

...cedFeatures/01_Feature_Description/ZZ_section_footer.adoc

.../40_AdvancedFeatures/02_Using_ProB/00_section_header.adoc

..._Using_ProB/Generating_Documents_with_ProB_and_Latex.adoc

...ncedFeatures/02_Using_ProB/Using_ProB_with_Atelier_B.adoc

...dvancedFeatures/02_Using_ProB/Using_ProB_with_KODKOD.adoc

...40_AdvancedFeatures/02_Using_ProB/Using_ProB_with_Z3.adoc

.../40_AdvancedFeatures/02_Using_ProB/ZZ_section_footer.adoc

...s/chapter/user/40_AdvancedFeatures/ZZ_section_footer.adoc