modify pce module folder structure

Change-Id: Ie63730dd7c1a228aa73e65291325f36eef086b04
Signed-off-by: guillaume.lambert <guillaume.lambert@orange.com>

diff --git a/pce/src/main/java/org/opendaylight/transportpce/pce/PceConstraints.java b/pce/src/main/java/org/opendaylight/transportpce/pce/constraints/PceConstraints.java
similarity index 100%
rename from pce/src/main/java/org/opendaylight/transportpce/pce/PceConstraints.java
rename to pce/src/main/java/org/opendaylight/transportpce/pce/constraints/PceConstraints.java

diff --git a/pce/src/main/java/org/opendaylight/transportpce/pce/PceConstraintsCalc.java b/pce/src/main/java/org/opendaylight/transportpce/pce/constraints/PceConstraintsCalc.java
similarity index 100%
rename from pce/src/main/java/org/opendaylight/transportpce/pce/PceConstraintsCalc.java
rename to pce/src/main/java/org/opendaylight/transportpce/pce/constraints/PceConstraintsCalc.java

diff --git a/pce/src/main/java/org/opendaylight/transportpce/pce/PceGraph.java b/pce/src/main/java/org/opendaylight/transportpce/pce/graph/PceGraph.java
similarity index 100%
rename from pce/src/main/java/org/opendaylight/transportpce/pce/PceGraph.java
rename to pce/src/main/java/org/opendaylight/transportpce/pce/graph/PceGraph.java

diff --git a/pce/src/main/java/org/opendaylight/transportpce/pce/MapUtils.java b/pce/src/main/java/org/opendaylight/transportpce/pce/networkanalyzer/MapUtils.java
similarity index 100%
rename from pce/src/main/java/org/opendaylight/transportpce/pce/MapUtils.java
rename to pce/src/main/java/org/opendaylight/transportpce/pce/networkanalyzer/MapUtils.java

diff --git a/pce/src/main/java/org/opendaylight/transportpce/pce/PceCalculation.java b/pce/src/main/java/org/opendaylight/transportpce/pce/networkanalyzer/PceCalculation.java
similarity index 100%
rename from pce/src/main/java/org/opendaylight/transportpce/pce/PceCalculation.java
rename to pce/src/main/java/org/opendaylight/transportpce/pce/networkanalyzer/PceCalculation.java