diff --git a/.gitattributes b/.gitattributes
deleted file mode 100644
index ab8ed3f3..00000000
--- a/.gitattributes
+++ /dev/null
@@ -1,22 +0,0 @@
-# Auto detect text files and perform LF normalization
-#* text=auto
-
-# Custom for Visual Studio
-*.cs diff=csharp
-*.sln merge=union
-*.csproj merge=union
-*.vbproj merge=union
-*.fsproj merge=union
-*.dbproj merge=union
-
-# Standard to msysgit
-*.doc diff=astextplain
-*.DOC diff=astextplain
-*.docx diff=astextplain
-*.DOCX diff=astextplain
-*.dot diff=astextplain
-*.DOT diff=astextplain
-*.pdf diff=astextplain
-*.PDF diff=astextplain
-*.rtf diff=astextplain
-*.RTF diff=astextplain
diff --git a/.gitignore b/.gitignore
index 49b27082..c6cbe562 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,173 +1,8 @@
-#################
-## Eclipse
-#################
-
-*.pydevproject
-.project
-.metadata
-bin/
-gen/
-tmp/
-*.tmp
-*.bak
-*.swp
-*~.nib
-local.properties
-.classpath
-.settings/
-.loadpath
-
-# External tool builders
-.externalToolBuilders/
-
-# Locally stored "Eclipse launch configurations"
-*.launch
-
-# CDT-specific
-.cproject
-
-# PDT-specific
-.buildpath
-
-
-#################
-## Visual Studio
-#################
-
-## Ignore Visual Studio temporary files, build results, and
-## files generated by popular Visual Studio add-ons.
-
-# User-specific files
-*.suo
-*.user
-*.sln.docstates
-
-# Build results
-[Dd]ebug/
-[Rr]elease/
-*_i.c
-*_p.c
-*.ilk
-*.meta
-*.obj
-*.pch
-*.pdb
-*.pgc
-*.pgd
-*.rsp
-*.sbr
-*.tlb
-*.tli
-*.tlh
-*.tmp
-*.vspscc
-.builds
-*.dotCover
-
-## TODO: If you have NuGet Package Restore enabled, uncomment this
-#packages/
-
-# Visual C++ cache files
-ipch/
-*.aps
-*.ncb
-*.opensdf
-*.sdf
-
-# Visual Studio profiler
-*.psess
-*.vsp
-
-# ReSharper is a .NET coding add-in
-_ReSharper*
-
-# Installshield output folder
-[Ee]xpress
-
-# DocProject is a documentation generator add-in
-DocProject/buildhelp/
-DocProject/Help/*.HxT
-DocProject/Help/*.HxC
-DocProject/Help/*.hhc
-DocProject/Help/*.hhk
-DocProject/Help/*.hhp
-DocProject/Help/Html2
-DocProject/Help/html
-
-# Click-Once directory
-publish
-
-# Others
-[Bb]in
-[Oo]bj
-sql
-TestResults
-*.Cache
-ClientBin
-stylecop.*
-~$*
-*.dbmdl
-Generated_Code #added for RIA/Silverlight projects
-
-# Backup & report files from converting an old project file to a newer
-# Visual Studio version. Backup files are not needed, because we have git ;-)
-_UpgradeReport_Files/
-Backup*/
-UpgradeLog*.XML
-
-
-
-############
-## Windows
-############
-
-# Windows image file caches
-Thumbs.db
-
-# Folder config file
-Desktop.ini
-
-
-#############
-## Python
-#############
-
-*.py[co]
-
-# Packages
-*.egg
-*.egg-info
-dist
-build
-eggs
-parts
-bin
-var
-sdist
-develop-eggs
-.installed.cfg
-
-# Installer logs
-pip-log.txt
-
-# Unit test / coverage reports
-.coverage
-.tox
-
-#Translations
-*.mo
-
-#Mr Developer
-.mr.developer.cfg
-
-# Mac crap
+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
.DS_Store
-out/
-proguard_logs/
-
-# IDEA
-.idea/workspace.xml
-.idea/misc.xml
-.idea/tasks.xml
-.idea/*.iws
-.idea/dictionaries/*.xml
+/build
+/captures
diff --git a/.gradle/2.2.1/taskArtifacts/cache.properties b/.gradle/2.2.1/taskArtifacts/cache.properties
deleted file mode 100644
index 9113aa8f..00000000
--- a/.gradle/2.2.1/taskArtifacts/cache.properties
+++ /dev/null
@@ -1 +0,0 @@
-#Sun Jul 26 16:05:14 CEST 2015
diff --git a/.gradle/2.2.1/taskArtifacts/cache.properties.lock b/.gradle/2.2.1/taskArtifacts/cache.properties.lock
deleted file mode 100644
index 3221d924..00000000
Binary files a/.gradle/2.2.1/taskArtifacts/cache.properties.lock and /dev/null differ
diff --git a/.gradle/2.2.1/taskArtifacts/fileHashes.bin b/.gradle/2.2.1/taskArtifacts/fileHashes.bin
deleted file mode 100644
index bf42f507..00000000
Binary files a/.gradle/2.2.1/taskArtifacts/fileHashes.bin and /dev/null differ
diff --git a/.gradle/2.2.1/taskArtifacts/fileSnapshots.bin b/.gradle/2.2.1/taskArtifacts/fileSnapshots.bin
deleted file mode 100644
index 016e1bcf..00000000
Binary files a/.gradle/2.2.1/taskArtifacts/fileSnapshots.bin and /dev/null differ
diff --git a/.gradle/2.2.1/taskArtifacts/outputFileStates.bin b/.gradle/2.2.1/taskArtifacts/outputFileStates.bin
deleted file mode 100644
index 6b081206..00000000
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diff --git a/.gradle/2.2.1/taskArtifacts/taskArtifacts.bin b/.gradle/2.2.1/taskArtifacts/taskArtifacts.bin
deleted file mode 100644
index 16eb2040..00000000
Binary files a/.gradle/2.2.1/taskArtifacts/taskArtifacts.bin and /dev/null differ
diff --git a/.idea/libraries/support_v4_18_0_0.xml b/.idea/libraries/support_v4_18_0_0.xml
deleted file mode 100644
index 645ed891..00000000
--- a/.idea/libraries/support_v4_18_0_0.xml
+++ /dev/null
@@ -1,11 +0,0 @@
-
-
-
-
-
-
-
-
-
-
-
\ No newline at end of file
diff --git a/library/.gitignore b/library/.gitignore
new file mode 100644
index 00000000..796b96d1
--- /dev/null
+++ b/library/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/local.properties b/local.properties
deleted file mode 100644
index 0ee343d8..00000000
--- a/local.properties
+++ /dev/null
@@ -1,7 +0,0 @@
-## This file must *NOT* be checked into Version Control Systems,
-# as it contains information specific to your local configuration.
-#
-# Location of the SDK. This is only used by Gradle.
-#
-#Sun Jul 26 16:04:03 CEST 2015
-sdk.dir=/home/ogarcia/Android/Sdk
diff --git a/menudrawer/.gitignore b/menudrawer/.gitignore
new file mode 100644
index 00000000..796b96d1
--- /dev/null
+++ b/menudrawer/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/pulltorefresh/.gitignore b/pulltorefresh/.gitignore
new file mode 100644
index 00000000..796b96d1
--- /dev/null
+++ b/pulltorefresh/.gitignore
@@ -0,0 +1 @@
+/build
diff --git a/ultrasonic.iml b/ultrasonic.iml
deleted file mode 100644
index cca8740b..00000000
--- a/ultrasonic.iml
+++ /dev/null
@@ -1,19 +0,0 @@
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
\ No newline at end of file
diff --git a/ultrasonic/.gitignore b/ultrasonic/.gitignore
new file mode 100644
index 00000000..796b96d1
--- /dev/null
+++ b/ultrasonic/.gitignore
@@ -0,0 +1 @@
+/build