diff --git a/.kdev4/Tetris.kdev4 b/.kdev4/Tetris.kdev4
deleted file mode 100644
index 2ffea92..0000000
--- a/.kdev4/Tetris.kdev4
+++ /dev/null
@@ -1,56 +0,0 @@
-[Buildset]
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-
-[CMake]
-Build Directory Count=1
-CMakeDir=/usr/share/cmake-3.0/Modules
-Current Build Directory Index=0
-ProjectRootRelative=./
-
-[CMake][CMake Build Directory 0]
-Build Directory Path=file:///home/juraj/projects/Tetris/build
-Build Type=Debug
-CMake Binary=file:///usr/bin/cmake
-Environment Profile=
-Extra Arguments=
-Install Directory=file:///usr/local
-
-[Defines And Includes][Compiler]
-Name=GCC
-Path=gcc
-Type=GCC
-
-[Launch]
-Launch Configurations=Launch Configuration 0
-
-[Launch][Launch Configuration 0]
-Configured Launch Modes=execute
-Configured Launchers=nativeAppLauncher
-Name=Tetris
-Type=Native Application
-
-[Launch][Launch Configuration 0][Data]
-Arguments=
-Debugger Shell=
-Dependencies=@Variant(\x00\x00\x00\t\x00\x00\x00\x00\x00)
-Dependency Action=Nothing
-Display Demangle Names=true
-Display Static Members=true
-EnvironmentGroup=default
-Executable=
-External Terminal=xterm -hold -e %exe
-GDB Path=
-Project Target=Tetris,tetris
-Remote GDB Config Script=
-Remote GDB Run Script=
-Remote GDB Shell Script=
-Start With=ApplicationOutput
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-
-[Project]
-VersionControlSupport=kdevgit
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-[SourceFileTemplates]
-LastUsedTemplate=/home/juraj/.kde/share/apps/kdevfiletemplates/template_descriptions/cpp_basic.desktop
diff --git a/.kdev4/_custom.kdev4 b/.kdev4/_custom.kdev4
deleted file mode 100644
index e128f9a..0000000
--- a/.kdev4/_custom.kdev4
+++ /dev/null
@@ -1,20 +0,0 @@
-[Containments][1]
-ActionPluginsSource=Global
-activity=tetris
-activityId=
-desktop=-1
-formfactor=0
-geometry=0,0,1098,581
-immutability=1
-lastDesktop=-1
-lastScreen=0
-location=0
-orientation=2
-plugin=newspaper
-screen=0
-zvalue=0
-
-[Project]
-Manager=KDevCMakeManager
-Name=tetris
-VersionControl=
diff --git a/.kdev4/tetris.kdev4 b/.kdev4/tetris.kdev4
deleted file mode 100644
index 4632700..0000000
--- a/.kdev4/tetris.kdev4
+++ /dev/null
@@ -1,57 +0,0 @@
-[Buildset]
-BuildItems=@Variant(\x00\x00\x00\t\x00\x00\x00\x00\x00)
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-[CMake]
-Build Directory Count=2
-CMakeDir=/usr/share/cmake-2.8/Modules
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-ProjectRootRelative=./
-
-[CMake][CMake Build Directory 0]
-Build Directory Path=file:///home/juraj/projects/tetris/build
-Build Type=
-CMake Binary=file:///usr/bin/cmake
-Environment Profile=default
-Extra Arguments=
-Install Directory=file:///usr/local
-
-[CMake][CMake Build Directory 1]
-Build Directory Path=file:///home/juraj/projects/tetris/releare
-Build Type=Release
-CMake Binary=file:///usr/bin/cmake
-Environment Profile=Release
-Extra Arguments=
-Install Directory=file:///usr/local
-
-[Launch]
-Launch Configurations=Launch Configuration 0
-
-[Launch][Launch Configuration 0]
-Configured Launch Modes=execute
-Configured Launchers=nativeAppLauncher
-Name=Tetris
-Type=Native Application
-
-[Launch][Launch Configuration 0][Data]
-Arguments=
-Debugger Shell=
-Dependencies=@Variant(\x00\x00\x00\t\x00\x00\x00\x00\x00)
-Dependency Action=Nothing
-Display Demangle Names=true
-Display Static Members=true
-EnvironmentGroup=default
-Executable=
-External Terminal=xterm -hold -e %exe
-GDB Path=
-Project Target=tetris,tetris
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-Remote GDB Run Script=
-Remote GDB Shell Script=
-Start With=GdbConsole
-Use External Terminal=true
-Working Directory=
-isExecutable=false
-
-[MakeBuilder]
-Number Of Jobs=3
-Su Command=2