Patch by: Zhang Lu
Review by: Wang Lei

* sw/source/core/edit/eddel.cxx
range invalid

Patch by: Lin Yuan,<yuanlin.ibm@gmail.com>
Found by: Yan Ji,<yanji.yj@gmail.com>
Review by: Jian Hong Cheng,<chengjh@apache.org>           

#120040# Added C++ style initialisations to all constructors, secured destruction of pImpl, secured all accesses to pImpl if not initialized, asserting if not

Patch by: zhang jianfang
Review by: Andre Fischer

#120015# Let SdrUndoAttrObj remember a reference to the used style to survive removal of the style by UI (which creates no undo actions). Re-add the style when undoing if needed.

Patch by: Wang Zhe
Testing by: Yan Ji
Review by: hdu

#54102# added support for rotation, shear and mirror for SdrEdgeObj (Edges, Connectors), added interactive preview, allowed these actions for editing

Patch by: Chao Huang
Found by: Chao Huang
Review by: Herbert Duerr

Patch by: Chao Huang
Found by: Chao Huang
Review and minor modifications by: Herbert Duerr

Patch by: Chao Huang
Found by: Chao Huang
Review by: Herbert Duerr

According to the header file ww8struc.hxx the fHidden member is at bit 1

Patch by: Huang Chao
Review by: zhangjf

Patch by: Huang Chao
Review by: zhangjf

Patch by: zhangjf
Review by: Andre Fischer

Patch by: Lin Yuan
Review by: mayongl
Reported by: Ji Yan