pencil and evolus-pencil share the same package name and installation directory

[asouinikzc]

i installed evolus pencil from a deb package and all worked well, until i needed to install the pencil package wich failed telling me they share the same directory or something like that

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: pencil (not installed)
ProcVersionSignature: Ubuntu 3.16.0-59.79~14.04.1-generic 3.16.7-ckt20
Uname: Linux 3.16.0-59-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.19
AptOrdering:
 pencil: Install
 pencil: Configure
Architecture: amd64
Date: Fri Jan 22 09:54:07 2016
DuplicateSignature: package:pencil:(not installed):tentative de remplacement de « /usr/bin/pencil », qui appartient aussi au paquet evoluspencil 2.0.5
ErrorMessage: tentative de remplacement de « /usr/bin/pencil », qui appartient aussi au paquet evoluspencil 2.0.5
InstallationDate: Installed on 2015-08-02 (172 days ago)
InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.5
 apt 1.0.1ubuntu2.10
SourcePackage: pencil
Title: package pencil (not installed) failed to install/upgrade: tentative de remplacement de « /usr/bin/pencil », qui appartient aussi au paquet evoluspencil 2.0.5
UpgradeStatus: No upgrade log present (probably fresh install)